結果
問題 | No.2663 Zero-Sum Submatrices |
ユーザー | hamamu |
提出日時 | 2024-03-08 21:09:31 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 44,636 bytes |
コンパイル時間 | 4,429 ms |
コンパイル使用メモリ | 287,724 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-09-29 18:51:52 |
合計ジャッジ時間 | 5,526 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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ファイルパターン | 結果 |
---|---|
other | AC * 31 |
ソースコード
#if !defined(MYLOCAL)//提出時用テンプレート#pragma GCC optimize("Ofast")#if defined(NDEBUG)#undef NDEBUG#endif#include "bits/stdc++.h"#if !defined(_MSC_VER) && __has_include(<atcoder/all>)#include <atcoder/all>using namespace atcoder;#endifusing namespace std;using ll=long long; using dd=double;using vll=vector< ll>; using vdd=vector< dd>;using vvll=vector< vll>; using vvdd=vector<vdd>;using vvvll=vector< vvll>; using vvvdd=vector<vvdd>;using vvvvll=vector<vvvll>;using pll=pair<ll,ll>; using tll=tuple<ll,ll,ll>; using qll=tuple<ll,ll,ll,ll>;using vpll=vector< pll>; using vtll=vector< tll>; using vqll=vector< qll>;using vvpll=vector<vpll>; using vvtll=vector<vtll>; using vvqll=vector<vqll>;using namespace chrono;constexpr ll INF = 1001001001001001001;struct Fast{ Fast(){ cin.tie(0); ios::sync_with_stdio(false); cout<<fixed<<setprecision(numeric_limits<double>::max_digits10); } } fast;#define REPS(i, S, E) for (ll i = (S); i <= (E); i++)#define REP(i, N) REPS(i, 0, (N)-1)#define DEPS(i, S, E) for (ll i = (E); i >= (S); i--)#define DEP(i, N) DEPS(i, 0, (N)-1)#define EXPAND( x ) x//VS用おまじない#define overload3(_1,_2,_3,name,...) name#define overload4(_1,_2,_3,_4,name,...) name#define overload5(_1,_2,_3,_4,_5,name,...) name#define rep3(i, S, E) for (ll i = (S); i <= (E); i++)#define rep4(i, S, E, t) for (ll i = (S); i <= (E); i+=(t))#define rep(...) EXPAND(overload4(__VA_ARGS__,rep4,rep3,_,_)(__VA_ARGS__))#define dep3(i, E, S) for (ll i = (E); i >= (S); i--)#define dep4(i, E, S, t) for (ll i = (E); i >= (S); i-=(t))#define dep(...) EXPAND(overload4(__VA_ARGS__, dep4, dep3,_,_)(__VA_ARGS__))#define each2(e,v) for (auto && e:v)#define each3(a,b,v) for (auto &&[a,b]:v)#define each4(a,b,c,v) for (auto &&[a,b,c]:v)#define each5(a,b,c,d,v) for (auto &&[a,b,c,d]:v)#define each(...) EXPAND(overload5(__VA_ARGS__,each5,each4,each3,each2,_)(__VA_ARGS__))#define ALL1(v) (v).begin(), (v).end()#define ALL2(v,E) (v).begin(), (v).begin()+((E)+1)#define ALL3(v,S,E) (v).begin()+(S), (v).begin()+((E)+1)#define ALL(...) EXPAND(overload3(__VA_ARGS__, ALL3, ALL2, ALL1)(__VA_ARGS__))#define all ALL#define RALL1(v) (v).rbegin(), (v).rend()#define RALL2(v,E) (v).rbegin(), (v).rbegin()+((E)+1)#define RALL3(v,S,E) (v).rbegin()+(S), (v).rbegin()+((E)+1)#define RALL(...) EXPAND(overload3(__VA_ARGS__, RALL3, RALL2, RALL1)(__VA_ARGS__))#define rall RALLtemplate<class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return true; }return false; }template<class T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return true; }return false; }template<class T> inline T MaxE(vector<T>&v,ll S,ll E){ T m=v[S]; rep(i,S,E)chmax(m,v[i]); return m; }template<class T> inline T MinE(vector<T>&v,ll S,ll E){ T m=v[S]; rep(i,S,E)chmin(m,v[i]); return m; }template<class T> inline T MaxE(vector<T> &v) { return MaxE(v,0,(ll)v.size()-1); }template<class T> inline T MinE(vector<T> &v) { return MinE(v,0,(ll)v.size()-1); }template<class T> inline auto maxe(T &&v,ll S,ll E){ return *max_element(ALL(v,S,E)); }template<class T> inline auto maxe(T &&v){ return *max_element(ALL(v)); }template<class T> inline auto mine(T &&v,ll S,ll E){ return *min_element(ALL(v,S,E)); }template<class T> inline auto mine(T &&v){ return *min_element(ALL(v)); }template<class T> inline T Sum(vector<T> &v,ll S,ll E){ T s=T(); rep(i,S,E)s+=v[i]; return s; }template<class T> inline T Sum(vector<T> &v) { return Sum(v,0,v.size()-1); }template<class T,class U=typename remove_reference<T>::type::value_type>inline U sum(T &&v,ll S,ll E) {return accumulate(all(v,S,E),U());}template<class T> inline auto sum(T &&v) {return sum(v,0,v.end()-v.begin()-1);}template<class T> inline ll sz(T &&v){ return (ll)v.size(); }inline ll CEIL(ll a,ll b){ return (a<0) ? -(-a/b) : (a+b-1)/b; } //負もOKinline ll FLOOR(ll a,ll b){ return -CEIL(-a,b); } //負もOK//pair用テンプレートtemplate<class T,class S> inline pair<T,S>& operator+=(pair<T,S> &a,const pair<T,S> &b){ a.first+=b.first; a.second+=b.second; return a; }template<class T,class S> inline pair<T,S>& operator-=(pair<T,S> &a,const pair<T,S> &b){ a.first-=b.first; a.second-=b.second; return a; }template<class T,class S> inline pair<T,S>& operator*=(pair<T,S> &a,const pair<T,S> &b){ a.first*=b.first; a.second*=b.second; return a; }template<class T,class S> inline pair<T,S>& operator/=(pair<T,S> &a,const pair<T,S> &b){ a.first/=b.first; a.second/=b.second; return a; }template<class T,class S> inline pair<T,S>& operator%=(pair<T,S> &a,const pair<T,S> &b){ a.first%=b.first; a.second%=b.second; return a; }template<class T,class S,class R> inline pair<T,S>& operator+=(pair<T,S> &a,R b){ a.first+=b; a.second+=b; return a; }template<class T,class S,class R> inline pair<T,S>& operator-=(pair<T,S> &a,R b){ a.first-=b; a.second-=b; return a; }template<class T,class S,class R> inline pair<T,S>& operator*=(pair<T,S> &a,R b){ a.first*=b; a.second*=b; return a; }template<class T,class S,class R> inline pair<T,S>& operator/=(pair<T,S> &a,R b){ a.first/=b; a.second/=b; return a; }template<class T,class S,class R> inline pair<T,S>& operator%=(pair<T,S> &a,R b){ a.first%=b; a.second%=b; return a; }template<class T,class S,class R> inline pair<T,S> operator+(const pair<T,S> &a,R b){ pair<T,S> c=a; return c+=b; }template<class T,class S,class R> inline pair<T,S> operator-(const pair<T,S> &a,R b){ pair<T,S> c=a; return c-=b; }template<class T,class S,class R> inline pair<T,S> operator*(const pair<T,S> &a,R b){ pair<T,S> c=a; return c*=b; }template<class T,class S,class R> inline pair<T,S> operator/(const pair<T,S> &a,R b){ pair<T,S> c=a; return c/=b; }template<class T,class S,class R> inline pair<T,S> operator%(const pair<T,S> &a,R b){ pair<T,S> c=a; return c%=b; }template<class T,class S,class R> inline pair<T,S> operator-(R b,const pair<T,S> &a){ pair<T,S> c=-a; return c+=b; }template<class T,class S> inline pair<T,S> operator-(const pair<T,S> &a,const pair<T,S> &b){ pair<T,S> c=a; return c-=b; }template<class T,class S> inline pair<T,S> operator-(const pair<T,S> &a){ pair<T,S> c=a; return c*=(-1); }template<class T,class S> inline ostream &operator<<(ostream &os,const pair<T,S> &a){ return os << a.first << ' ' << a.second; }//tuple用テンプレート 出力用のみtemplate<class T,class S,class R> inline ostream &operator<<(ostream &os,const tuple<T,S,R> &a){ return os << get<0>(a) << ' ' << get<1>(a) << ' ' <<get<2>(a); }template<class T,class S,class R,class Q> inline ostream &operator<<(ostream &os,const tuple<T,S,R,Q> &a){ return os << get<0>(a) << ' ' << get<1>(a)<< ' ' << get<2>(a) << ' ' << get<3>(a); }//vector用テンプレートtemplate<class T> inline ostream &operator<<(ostream &os,const vector<T> &a){ for (ll i=0; i<(ll)a.size(); i++) os<<(i>0?" ":"")<<a[i]; return os; }//array用テンプレートtemplate<class T,size_t S> inline array<T,S>& operator+=(array<T,S> &a,const array<T,S> &b){ for (ll i=0; i<(ll)S; i++) a[i]+=b[i]; return a; }template<class T,size_t S> inline array<T,S>& operator-=(array<T,S> &a,const array<T,S> &b){ for (ll i=0; i<(ll)S; i++) a[i]-=b[i]; return a; }template<class T,size_t S> inline array<T,S>& operator*=(array<T,S> &a,const array<T,S> &b){ for (ll i=0; i<(ll)S; i++) a[i]*=b[i]; return a; }template<class T,size_t S> inline array<T,S>& operator/=(array<T,S> &a,const array<T,S> &b){ for (ll i=0; i<(ll)S; i++) a[i]/=b[i]; return a; }template<class T,size_t S> inline array<T,S>& operator%=(array<T,S> &a,const array<T,S> &b){ for (ll i=0; i<(ll)S; i++) a[i]%=b[i]; return a; }template<class T,size_t S,class R> inline array<T,S>& operator+=(array<T,S> &a,R b){ for (T &e: a) e+=b; return a; }template<class T,size_t S,class R> inline array<T,S>& operator-=(array<T,S> &a,R b){ for (T &e: a) e-=b; return a; }template<class T,size_t S,class R> inline array<T,S>& operator*=(array<T,S> &a,R b){ for (T &e: a) e*=b; return a; }template<class T,size_t S,class R> inline array<T,S>& operator/=(array<T,S> &a,R b){ for (T &e: a) e/=b; return a; }template<class T,size_t S,class R> inline array<T,S>& operator%=(array<T,S> &a,R b){ for (T &e: a) e%=b; return a; }template<class T,size_t S,class R> inline array<T,S> operator+(const array<T,S> &a,R b){ array<T,S> c=a; return c+=b; }template<class T,size_t S,class R> inline array<T,S> operator-(const array<T,S> &a,R b){ array<T,S> c=a; return c-=b; }template<class T,size_t S,class R> inline array<T,S> operator*(const array<T,S> &a,R b){ array<T,S> c=a; return c*=b; }template<class T,size_t S,class R> inline array<T,S> operator/(const array<T,S> &a,R b){ array<T,S> c=a; return c/=b; }template<class T,size_t S,class R> inline array<T,S> operator%(const array<T,S> &a,R b){ array<T,S> c=a; return c%=b; }template<class T,size_t S,class R> inline array<T,S> operator-(R b,const array<T,S> &a){ array<T,S> c=-a; return c+=b; }template<class T,size_t S> inline array<T,S> operator-(const array<T,S> &a,const array<T,S> &b){ array<T,S> c=a; return c-=b; }template<class T,size_t S> inline array<T,S> operator-(const array<T,S> &a){ array<T,S> c=a; return c*=(-1); }template<class T,size_t S> inline ostream &operator<<(ostream &os,const array<T,S> &a){ for (ll i=0; i<(ll)S; i++) os<<(i>0?" ":"")<<a[i]; return os; }template<class T,size_t S,class R> struct view1d;template<class T,size_t S,class R> struct view1dIter{view1d<T,S,R> *vw=nullptr;ll idx=INF;view1dIter(){}view1dIter(view1d<T,S,R> *vw_,ll idx_):vw(vw_),idx(idx_){}view1dIter(const view1dIter<T,S,R> &it):vw(it.vw),idx(it.idx){}R &operator*() { return (*vw)[idx]; }R &operator*() const{ return (*vw)[idx]; }R &operator[](ll i) { return (*vw)[idx+i]; }R &operator[](ll i)const{ return (*vw)[idx+i]; }auto &operator++(){ idx++; return *this; }auto &operator--(){ idx--; return *this; }auto operator++(int){ auto it=*this; idx++; return it; }auto operator--(int){ auto it=*this; idx--; return it; }auto &operator+=(ll n){ idx+=n; return *this; }auto &operator-=(ll n){ idx-=n; return *this; }auto operator+(ll n){ auto it=*this; return it+=n; }auto operator-(ll n){ auto it=*this; return it-=n; }ll operator- (const view1dIter<T,S,R> &it)const{ return idx- it.idx; }bool operator< (const view1dIter<T,S,R> &it)const{ return idx< it.idx; }bool operator> (const view1dIter<T,S,R> &it)const{ return idx> it.idx; }bool operator<=(const view1dIter<T,S,R> &it)const{ return idx<=it.idx; }bool operator>=(const view1dIter<T,S,R> &it)const{ return idx>=it.idx; }bool operator!=(const view1dIter<T,S,R> &it)const{ return idx!=it.idx; }bool operator==(const view1dIter<T,S,R> &it)const{ return idx==it.idx; }using iterator_category = random_access_iterator_tag;using value_type = R;using difference_type = ll;using pointer = R*;using reference = R&;};template<class T,size_t S,class R> struct view1d{using Sll=array<ll,S>;T &data; //参照先データSll dsize; //参照先データ各軸のサイズSll s=Sll(); //view先頭Sll d=Sll(); //view方向ll len; //view長さR &dummy; //範囲外の値参照R dummyj=R(); //範囲外の値実体/*---- コンストラクタ ----*/view1d(T &v): data(v),dummy(dummyj){SetDsize(v,dsize);d[S-1]=1;len=dsize[S-1];}//このコンストラクタは、マイナス座標指定を末尾にしない(暫定)//代入時Array<ll,2>{...}等と書くため、使い勝手悪い。将来廃止するかも。view1d(T &v,Sll s,Sll e,Sll d): data(v),s(s),d(d),len(Len(s,e,d)),dummy(dummyj){SetDsize(v,dsize);}view1d(T &v,Sll s,Sll d,ll len,R &dmy_): data(v),s(s),d(d),len(len),dummy(dmy_){SetDsize(v,dsize);}/*---- 演算 ----*/template<class Q> auto &operator =(const Q &b){ rep(i,0,len-1) (*this)[i] =b; return *this; }template<class Q> auto &operator+=(const Q &b){ rep(i,0,len-1) (*this)[i]+=b; return *this; }template<class Q> auto &operator-=(const Q &b){ rep(i,0,len-1) (*this)[i]-=b; return *this; }template<class Q> auto &operator*=(const Q &b){ rep(i,0,len-1) (*this)[i]*=b; return *this; }template<class Q> auto &operator/=(const Q &b){ rep(i,0,len-1) (*this)[i]/=b; return *this; }template<class Q> auto &operator%=(const Q &b){ rep(i,0,len-1) (*this)[i]%=b; return *this; }auto &operator =(const string &b){ return CpSeq(b); }template<size_t Q> auto &operator =(const char (&b)[Q]){ return *this=string(b); }template<class Q> auto &operator =(const vector<Q> &b){ return CpSeq(b); }template<class Q> auto &operator+=(const vector<Q> &b){ return PlSeq(b); }template<class Q> auto &operator-=(const vector<Q> &b){ return MnSeq(b); }template<class Q> auto &operator*=(const vector<Q> &b){ return PrSeq(b); }template<class Q> auto &operator/=(const vector<Q> &b){ return DvSeq(b); }template<class Q> auto &operator%=(const vector<Q> &b){ return RmSeq(b); }template<class Q,size_t P,class O> auto &operator =(const view1d<Q,P,O> &b){ return CpSeq(b); }template<class Q,size_t P,class O> auto &operator+=(const view1d<Q,P,O> &b){ return PlSeq(b); }template<class Q,size_t P,class O> auto &operator-=(const view1d<Q,P,O> &b){ return MnSeq(b); }template<class Q,size_t P,class O> auto &operator*=(const view1d<Q,P,O> &b){ return PrSeq(b); }template<class Q,size_t P,class O> auto &operator/=(const view1d<Q,P,O> &b){ return DvSeq(b); }template<class Q,size_t P,class O> auto &operator%=(const view1d<Q,P,O> &b){ return RmSeq(b); }template<class Q> auto &CpSeq(const Q &b){ rep(i,0,min(sz(b),len)-1) (*this)[i] =b[i]; return *this; }template<class Q> auto &PlSeq(const Q &b){ rep(i,0,min(sz(b),len)-1) (*this)[i]+=b[i]; return *this; }template<class Q> auto &MnSeq(const Q &b){ rep(i,0,min(sz(b),len)-1) (*this)[i]-=b[i]; return *this; }template<class Q> auto &PrSeq(const Q &b){ rep(i,0,min(sz(b),len)-1) (*this)[i]*=b[i]; return *this; }template<class Q> auto &DvSeq(const Q &b){ rep(i,0,min(sz(b),len)-1) (*this)[i]/=b[i]; return *this; }template<class Q> auto &RmSeq(const Q &b){ rep(i,0,min(sz(b),len)-1) (*this)[i]%=b[i]; return *this; }//template<class Q,class P> static bool eq(const Q &a,const P &b){// return equals(ALL(a),ALL(b));//}template<class Q,class P> static bool eq(const Q &a,const P &b){if ((ll)a.size()!=(ll)b.size()) return false;rep(i,0,(ll)a.size()-1){if (a[i]!=b[i]) return false;}return true;}template<class Q,class P> static bool lt(const Q &a,const P &b){ll n=min((ll)a.size(),(ll)b.size());rep(i,0,n-1){if (a[i]<b[i])return true;if (a[i]>b[i])return false;}return (ll)a.size()<(ll)b.size();}template<class Q,size_t P,class O> bool operator==( const view1d<Q,P,O> &b){ return eq(*this,b); }template<class Q> bool operator==( const Q &b){ return eq(*this,b); }template<class Q> friend bool operator==(const Q &a,const view1d<T,S,R> &b){ return eq( a,b); }template<size_t Q> bool operator==( const char (&b)[Q]){ return eq(*this,string(b)); }template<class Q,size_t P,class O> bool operator!=( const view1d<Q,P,O> &b){ return !(*this==b); }template<class Q> bool operator!=( const Q &b){ return !(*this==b); }template<class Q> friend bool operator!=(const Q &a,const view1d<T,S,R> &b){ return !( a==b); }template<class Q,size_t P,class O> bool operator< ( const view1d<Q,P,O> &b){ return lt(*this,b); }template<class Q> bool operator< ( const Q &b){ return lt(*this,b); }template<class Q> friend bool operator< (const Q &a,const view1d<T,S,R> &b){ return lt( a,b); }template<class Q,size_t P,class O> bool operator> ( const view1d<Q,P,O> &b){ return lt(b,*this); }template<class Q> bool operator> ( const Q &b){ return lt(b,*this); }template<class Q> friend bool operator> (const Q &a,const view1d<T,S,R> &b){ return lt(b,a ); }template<class Q,size_t P,class O> bool operator<=( const view1d<Q,P,O> &b){ return !(*this>b); }template<class Q> bool operator<=( const Q &b){ return !(*this>b); }template<class Q> friend bool operator<=(const Q &a,const view1d<T,S,R> &b){ return !( a>b); }template<class Q,size_t P,class O> bool operator>=( const view1d<Q,P,O> &b){ return !(*this<b); }template<class Q> bool operator>=( const Q &b){ return !(*this<b); }template<class Q> friend bool operator>=(const Q &a,const view1d<T,S,R> &b){ return !( a<b); }/*---- getter ----*/ll size() const { return len; }R &operator[](ll i){ return const_cast<R&>(OrgAt(s+d*i)); }const R &operator[](ll i) const { return OrgAt(s+d*i); }R &at(ll i){ if(i<0)i+=len; return (*this)[i]; }//vector<R> tov(){ vector<R> vvv(len); rep(i,0,len-1) vvv[i]=(*this)[i]; return vvv; }operator vector<R>(){ vector<R> v(len); rep(i,0,len-1) v[i]=(*this)[i]; return v; }bool contains(R a){ rep(i,0,len-1) if((*this)[i]==a)return true; return false; }auto begin(){ return view1dIter<T,S,R>(this,0); }auto end(){ return view1dIter<T,S,R>(this,len); }/*---- view設定 ----*/view1d<T,S,R> &dmy(R dmy_) { dummy=dmy_; return *this; }//ダミー値セットtemplate<class...Q> view1d<T,S,R> &st(Q... s_){//始点set 負は末尾からの位置this->s=RevIfNeg(SllD(s_...));this->len=AutoLen(this->s,this->d,this->dsize);return *this;}template<class...Q> view1d<T,S,R> &en(Q... e_){//終了条件再設定 負は末尾からthis->len=Len(s, RevIfNeg(SllD(e_...)), d);return *this;}template<class...Q> view1d<T,S,R> &dir(Q... d_){//方向set、長さはdata端までthis->d=SllD(d_...);this->len=AutoLen(this->s,this->d,this->dsize);return *this;}template<class...Q>view1d<T,S,R> &mv(Q... s_){ this->s+=SllD(s_...); return *this; }//平行移動view1d<T,S,R> &size(ll len_) { len=len_; return *this; }//長さsettemplate<class Q> view1d<T,S,R> &size(Q &v){ len=(ll)v.size(); return *this; }//長さsetview1d<T,S,R> &rev() { s+=d*(len-1); d*=-1; return *this; }//反転/*---- utility ----*/template<class Q> inline static ll sz(Q &v){ return (ll)v.size(); }Sll RevIfNeg(Sll pos){//!< 負なら末尾からの位置に変換rep(i,0,S-1) if (pos[i]<0) pos[i]+=dsize[i];return pos;}static ll AutoLen(Sll s_,Sll d_,Sll dsz){//位置s_から方向d_ではみ出すまでの長さSll e=dsz-1;rep(i,0,S-1) e[i] *= (d_[i]>=0);//方向が負の軸を0にするreturn Len(s_,e,d_);}/*---- 先頭位置s、方向d、終了条件eから長さlen計算 ----*///template<size_t Q> static ll Len(array<ll,Q> s,array<ll,Q> e,array<ll,Q> d){// ll ret=INF;// rep(i,0,Q-1) chmin(ret, Len1(s[i],e[i],d[i]));// return ret;//}static ll Len(Sll s,Sll e,Sll d){ll ret=INF;rep(i,0,S-1) chmin(ret, Len1(s[i],e[i],d[i]));return ret;}static ll Len1(ll s,ll e,ll d){if (d==0) return INF;if (d<0){ s=-s; e=-e; d=-d; }if (s>e) return 0;return (e-s)/d+1;}/*---- 可変長引数をSllに変換 ----*/template<class...Q> static Sll SllD(Q... args){ return SllRec(0,args...); }template<class...Q> static Sll SllRec(ll i,ll first,Q... rest) {Sll sll = (i==S-1) ? Sll() : SllRec(i+1,rest...);sll[i]=first;return sll;}static Sll SllRec(ll i){ return Sll(); }/*---- dataの位置posの値取得 ----*/const R &OrgAt(Sll pos) const {rep(i,0,S-1){if (pos[i]<0 || dsize[i]<=pos[i]) return dummy;}return OrgAt_(data,pos);}template<class Q> using V = vector<Q>;template<class Q> using VV = V<V<Q>>;template<class Q> using VVV = V<V<V<Q>>>;using Vs = V<string>;using VVs = VV<string>;using ll1 = array<ll,1>;using ll2 = array<ll,2>;using ll3 = array<ll,3>;auto &OrgAt_(V<R> &dat,ll1 pos)const{ auto [i] =pos; return dat[i]; }auto &OrgAt_(string &dat,ll1 pos)const{ auto [i] =pos; return dat[i]; }auto &OrgAt_(VV<R> &dat,ll2 pos)const{ auto [i,j] =pos; return dat[i][j]; }auto &OrgAt_(Vs &dat,ll2 pos)const{ auto [i,j] =pos; return dat[i][j]; }auto &OrgAt_(VVV<R> &dat,ll3 pos)const{ auto [i,j,k]=pos; return dat[i][j][k]; }auto &OrgAt_(VVs &dat,ll3 pos)const{ auto [i,j,k]=pos; return dat[i][j][k]; }/*---- dataの各軸size取得 ----*/static void SetDsize(V<R> &dat,ll1 &dsz){ dsz={sz(dat)}; }static void SetDsize(string &dat,ll1 &dsz){ dsz={sz(dat)}; }static void SetDsize(VV<R> &dat,ll2 &dsz){ dsz={sz(dat),sz(dat[0])}; }static void SetDsize(Vs &dat,ll2 &dsz){ dsz={sz(dat),sz(dat[0])}; }static void SetDsize(VVV<R> &dat,ll3 &dsz){ dsz={sz(dat),sz(dat[0]),sz(dat[0][0])}; }static void SetDsize(VVs &dat,ll3 &dsz){ dsz={sz(dat),sz(dat[0]),sz(dat[0][0])}; }typedef view1dIter<T,S,R> iterator;using value_type = R;};template<class Q> using V = vector<Q>;template<class Q> using VV = V<V<Q>>;template<class Q> using VVV = V<V<V<Q>>>;template<class T> view1d( VVV<T> ) -> view1d< VVV<T>,3,T>;template<class T> view1d( VV<T> ) -> view1d< VV<T>,2,T>;template<class T> view1d( V<T> ) -> view1d< V<T>,1,T>;; view1d(VV<string> ) -> view1d<VV<string>,3,char>;; view1d( V<string> ) -> view1d< V<string>,2,char>;; view1d( string ) -> view1d< string ,1,char>;template<class T,class S> view1d( VVV<T>,S,S,S) -> view1d< VVV<T>,3,T>;template<class T,class S> view1d( VV<T>,S,S,S) -> view1d< VV<T>,2,T>;template<class T,class S> view1d( V<T>,S,S,S) -> view1d< V<T>,1,T>;template<class S> view1d(VV<string>,S,S,S) -> view1d<VV<string>,3,char>;template<class S> view1d( V<string>,S,S,S) -> view1d< V<string>,2,char>;template<class S> view1d( string ,S,S,S) -> view1d< string ,1,char>;template<class VIEW2D> struct view2dIter{VIEW2D *vw=nullptr;ll idx=INF;view2dIter(){}view2dIter(VIEW2D *vw_,ll idx_):vw(vw_),idx(idx_){}view2dIter(const view2dIter &it):vw(it.vw),idx(it.idx){}auto &operator*() { return (*vw)[x(idx)][y(idx)]; }auto &operator*() const{ return (*vw)[x(idx)][y(idx)]; }auto &operator[](ll i) { return (*vw)[x(idx+i)][y(idx+i)]; }auto &operator[](ll i)const{ return (*vw)[x(idx+i)][y(idx+i)]; }auto &operator++(){ idx++; return *this; }auto &operator--(){ idx--; return *this; }auto operator++(int){ auto it=*this; idx++; return it; }auto operator--(int){ auto it=*this; idx--; return it; }auto &operator+=(ll n){ idx+=n; return *this; }auto &operator-=(ll n){ idx-=n; return *this; }auto operator+(ll n){ auto it=*this; return it+=n; }auto operator-(ll n){ auto it=*this; return it-=n; }ll operator- (const view2dIter &it)const{ return idx- it.idx; }bool operator< (const view2dIter &it)const{ return idx< it.idx; }bool operator> (const view2dIter &it)const{ return idx> it.idx; }bool operator<=(const view2dIter &it)const{ return idx<=it.idx; }bool operator>=(const view2dIter &it)const{ return idx>=it.idx; }bool operator!=(const view2dIter &it)const{ return idx!=it.idx; }bool operator==(const view2dIter &it)const{ return idx==it.idx; }ll x(ll i)const{ return i/vw->leny(); }ll y(ll i)const{ return i%vw->leny(); }using iterator_category = random_access_iterator_tag;using value_type = typename VIEW2D::value_type;using difference_type = ll;using pointer = value_type*;using reference = value_type&;};template<class T,size_t S,class R> struct view2d{using Sll=array<ll,S>;T &data; //参照先データSll dsize; //参照先データ各軸のサイズSll s=Sll(); //view始点Sll dx=Sll(); //view x軸方向Sll dy=Sll(); //view y軸方向ll xl; //view x軸長さll yl; //view y軸長さR dummy=R(); //範囲外の値/*---- コンストラクタ ----*/view2d(T &v): data(v){view1d<T,S,R>::SetDsize(v,dsize);dx[S-2]=1;dy[S-1]=1;xl=dsize[S-2];yl=dsize[S-1];}/*---- 演算 ----*///template<class Q> auto &operator =(const Q &b){ rep(i,0,xl-1) (*this)[i] =b; return *this; }//template<class Q,size_t P,class O> auto &operator+=(const view2d<Q,P,O> &b){// rep(i,0,xl-1) (*this)[i]// return PlSeq(b); }/*---- getter ----*/ll size() const { return xl; }array<ll,2> shape() const { return {xl,yl}; }ll lenx() const { return xl; }ll leny() const { return yl; }///pll shape() const { return {xl,yl}; }view1d<T,S,R> operator[](ll i){ return view1d(data,s+dx*i,dy,yl,dummy); }const view1d<T,S,R> operator[](ll i) const { return view1d(data,s+dx*i,dy,yl,dummy); }R &at(ll i,ll j){ if(i<0)i+=xl; if(j<0)j+=yl; return (*this)[i][j]; }//vector<vector<R>> tovv(){// vector<vector<R>> vvv(xl);// ///rep(i,0,xl-1) vvv[i]=(*this)[i].tov(); return vvv;// rep(i,0,xl-1) vvv[i]=(*this)[i]; return vvv;//}operator vector<vector<R>>(){vector<vector<R>> v(xl);rep(i,0,xl-1) v[i]=(*this)[i]; return v;}auto begin(){ return view2dIter(this,0); }auto end(){ return view2dIter(this,xl*yl); }#if defined(_DEBUG)void dump(){ ::dump(tovv()); }#endif/*---- view設定 ----*/view2d<T,S,R> &dmy(R dmy_) { dummy=dmy_; return *this; }//ダミー値セットtemplate<class...Q> view2d<T,S,R> &st(Q... s_){//始点set 負は末尾からの位置this->s=RevIfNeg(view1d<T,S,R>::SllD(s_...));this->xl=view1d<T,S,R>::AutoLen(this->s,this->dx,this->dsize);this->yl=view1d<T,S,R>::AutoLen(this->s,this->dy,this->dsize);return *this;}template<class...Q> view2d<T,S,R> &dirx(Q... d_){//x軸set、長さはdata端までthis->dx=view1d<T,S,R>::SllD(d_...);this->xl=view1d<T,S,R>::AutoLen(this->s,this->dx,this->dsize);return *this;}template<class...Q> view2d<T,S,R> &diry(Q... d_){//y軸set、長さはdata端までthis->dy=view1d<T,S,R>::SllD(d_...);this->yl=view1d<T,S,R>::AutoLen(this->s,this->dy,this->dsize);return *this;}template<class...Q> view2d<T,S,R> &mv(Q... s_){//平行移動this->s += view1d<T,S,R>::SllD(s_...);return *this;}view2d<T,S,R> &lenx(ll xl_) { xl=xl_; return *this; }view2d<T,S,R> &leny(ll yl_) { yl=yl_; return *this; }view2d<T,S,R> &shape(ll xl_,ll yl_) { xl=xl_; yl=yl_; return *this; }template<class Q> view2d<T,S,R> &shape(Q &v) { xl=v.lenx(); yl=v.leny(); return *this; }view2d<T,S,R> &rot90 () { s+=dx*(xl-1); swap(xl,yl); swap(dx,dy); dy*=-1; return *this; }view2d<T,S,R> &rot270() { s+=dy*(yl-1); swap(xl,yl); swap(dx,dy); dx*=-1; return *this; }view2d<T,S,R> &rot180() { s+=dx*(xl-1)+dy*(yl-1); dx*=-1; dy*=-1; return *this; }view2d<T,S,R> &revx() { s+=dx*(xl-1); dx*=-1; return *this; }view2d<T,S,R> &revy() { s+=dy*(yl-1); dy*=-1; return *this; }view2d<T,S,R> &swapxy() { swap(xl,yl); swap(dx,dy); return *this; }//xy軸入替/*---- utility ----*/Sll RevIfNeg(Sll pos){//!< 負なら末尾からの位置に変換rep(i,0,S-1) if (pos[i]<0) pos[i]+=dsize[i];return pos;}using value_type = R;};template<class T> view2d( VVV<T>) -> view2d< VVV<T>,3,T>;template<class T> view2d( VV<T>) -> view2d< VV<T>,2,T>;; view2d(VV<string>) -> view2d<VV<string>,3,char>;; view2d( V<string>) -> view2d< V<string>,2,char>;/*zipは参照のpairを返す。それをさらに参照するのはまずいので、コピーする。*/template<class ZIP> struct zipIter{ZIP *z=nullptr;ll idx=INF;zipIter(){}zipIter(ZIP *z_,ll idx_):z(z_),idx(idx_){}zipIter(const zipIter<ZIP> &it):z(it.z),idx(it.idx){}auto operator*() { return (*z)[idx]; }//参照ではなく値戻しauto operator*() const{ return (*z)[idx]; }//同上auto operator[](ll i) { return (*z)[idx+i]; }//同上auto operator[](ll i)const{ return (*z)[idx+i]; }//同上auto &operator++(){ idx++; return *this; }auto &operator--(){ idx--; return *this; }auto operator++(int){ auto it=*this; idx++; return it; }auto operator--(int){ auto it=*this; idx--; return it; }auto &operator+=(ll n){ idx+=n; return *this; }auto &operator-=(ll n){ idx-=n; return *this; }auto operator+(ll n){ auto it=*this; return it+=n; }auto operator-(ll n){ auto it=*this; return it-=n; }ll operator- (const zipIter<ZIP> &it)const{ return idx- it.idx; }bool operator< (const zipIter<ZIP> &it)const{ return idx< it.idx; }bool operator> (const zipIter<ZIP> &it)const{ return idx> it.idx; }bool operator<=(const zipIter<ZIP> &it)const{ return idx<=it.idx; }bool operator>=(const zipIter<ZIP> &it)const{ return idx>=it.idx; }bool operator!=(const zipIter<ZIP> &it)const{ return idx!=it.idx; }bool operator==(const zipIter<ZIP> &it)const{ return idx==it.idx; }using iterator_category = random_access_iterator_tag;using value_type = typename ZIP::value_type;using difference_type = ll;using pointer = value_type*;using reference = value_type&;};template<class T,class S> struct zip2{T &t; S &s;zip2(T &t_,S &s_):t(t_),s(s_){}ll size() const { return t.end()-t.begin(); }auto operator[](ll i) { return make_pair(ref(t.begin()[i]),ref(s.begin()[i])); }auto operator[](ll i)const{ return make_pair(ref(t.begin()[i]),ref(s.begin()[i])); }auto begin(){ return zipIter(this,0); }auto end(){ return zipIter(this,size()); }using value_type = pair<typename T::value_type,typename S::value_type>;};template<class T,class S,class R> struct zip3{T &t; S &s; R &r;zip3(T &t_,S &s_,R &r_):t(t_),s(s_),r(r_){}ll size() const { return t.end()-t.begin(); }auto operator[](ll i) { return make_tuple(ref(t.begin()[i]),ref(s.begin()[i]),ref(r.begin()[i])); }auto operator[](ll i)const{ return make_tuple(ref(t.begin()[i]),ref(s.begin()[i]),ref(r.begin()[i])); }auto begin(){ return zipIter(this,0); }auto end(){ return zipIter(this,size()); }using value_type = tuple<typename T::value_type,typename S::value_type,typename R::value_type>;};#endif//テンプレートend#if defined(_MSC_VER) && __has_include(<atcoder/all>)#include <atcoder/all>using namespace atcoder;#endifstruct{system_clock::time_point st = system_clock::now();ll operator()()const{return duration_cast<microseconds>(system_clock::now()-st).count()/1000;}} timeget;//////////////////////////////////////////struct fraction{ll bunsi=0,bunbo=1;/*---- utilty ----*/fraction &norm(){//正規化(約分,分母正)ll g=gcd(bunsi,bunbo);bunsi/=g,bunbo/=g;if (bunbo<0) bunsi*=-1,bunbo*=-1;return *this;}fraction &invsg(){//正負反転bunsi*=-1;return *this;}/*---- I/F ----*/fraction(){}fraction(ll bunsi_,ll bunbo_):bunsi(bunsi_),bunbo(bunbo_){norm();}fraction(ll b):bunsi(b){}//整数用コンストラクタfraction(ll bunsi_,ll bunbo_,bool b)//正規化無のコンストラクタ:bunsi(bunsi_),bunbo(bunbo_){}fraction &operator+=(fraction b){ll bo=bunbo*b.bunbo;ll si=bunsi*b.bunbo + b.bunsi*bunbo;bunsi=si,bunbo=bo;return norm();}fraction &operator-=(fraction b){return (*this)+=b.invsg();}fraction &operator*=(fraction b){bunsi*=b.bunsi;bunbo*=b.bunbo;return norm();}fraction &operator/=(fraction b){return (*this)*=b.inv();}fraction &operator+=(ll b){ bunsi+=bunbo*b; return *this; }fraction &operator-=(ll b){ return (*this)+=-b; }fraction &operator*=(ll b){ bunsi*=b; return norm(); }fraction &operator/=(ll b){ bunbo*=b; return norm(); }fraction operator-()const{ return {-bunsi,bunbo,0}; }fraction operator+(const fraction &b)const{ return fraction(*this)+=b; }fraction operator-(const fraction &b)const{ return fraction(*this)-=b; }fraction operator*(const fraction &b)const{ return fraction(*this)*=b; }fraction operator/(const fraction &b)const{ return fraction(*this)/=b; }fraction operator+(ll b)const{ return fraction(*this)+=b; }fraction operator-(ll b)const{ return fraction(*this)-=b; }fraction operator*(ll b)const{ return fraction(*this)*=b; }fraction operator/(ll b)const{ return fraction(*this)/=b; }friend fraction operator+(ll a,const fraction &b){ return b+a; }friend fraction operator-(ll a,const fraction &b){ return -b+a; }friend fraction operator*(ll a,const fraction &b){ return b*a; }friend fraction operator/(ll a,const fraction &b){ return b.inv()*a; }bool operator==(const fraction &b)const{return bunsi==b.bunsi && bunbo==b.bunbo;}bool operator!=(const fraction &b)const{ return !(*this==b); }bool operator<(const fraction &b)const{return (b-*this).bunsi>0;}bool operator>(const fraction &b)const{ return b<*this; }bool operator>=(const fraction &b)const{ return !(*this<b); }bool operator<=(const fraction &b)const{ return b>=*this; }friend ostream &operator << (ostream &os,const fraction &a){return os<<a.bunsi<<'/'<<a.bunbo;}fraction inv()const{if (bunsi<0) return {-bunbo,-bunsi,0};else return {bunbo, bunsi,0};}};/*- 定義 ↓b分のa (a/b)fraction x(a,b);. ↓整数afraction x(a);. ↓正規化無(約分と分母正化なしで良い時)fraction x(a,b,true);fraction y=x.inv(); 逆数x+y,x-y,x*y,x/y,-x, x+=y,x-=y,x*=y,x/=y, x==y,x!=y,x<y,x>y,x<=y,x>=ycout << x; //"a/b"と表示*/template<long long MOD> struct mll_{using Int = long long;using ll = long long;ll val_=0;/*---- utility ----*/mll_ &norm(){ return normR().normS(); }//正規化mll_ &normR(){ val_%=MOD; return *this; }//剰余正規化のみmll_ &normS(){ if (val_<0) val_+=MOD; return *this; }//正負正規化のみmll_ &normP(){ if (val_>=MOD) val_-=MOD; return *this; }//加算時正規化mll_ &invsg(){ val_=-val_; return normS(); }//正負反転ll modinv(int a){//a^-1 mod MODint ypre=0,y=1,apre=MOD;while (a>1){int t=apre/a;apre-=a*t,swap(a,apre);ypre-=y*t,swap(y,ypre);}return y<0 ? y+MOD: y;}/*---- I/F ----*/mll_(){}mll_(ll v): val_(v){ norm(); }mll_(ll v,bool b): val_(v){} //正規化無のコンストラクタInt val()const{ return (Int)val_; }bool isnone() const { return val_==-1; } //true:値なしmll_ &none() { val_=-1; return *this; } //値なしにするmll_ &inv(){ val_=modinv((int)val_); return *this; }mll_ &operator+=(mll_ b){ val_+=b.val_; return normP(); }mll_ &operator-=(mll_ b){ val_-=b.val_; return normS(); }mll_ &operator*=(mll_ b){ val_*=b.val_; return normR(); }mll_ &operator/=(mll_ b){ return *this*=b.inv(); }mll_ &operator+=(ll b){ return *this+=mll_(b); }mll_ &operator-=(ll b){ return *this-=mll_(b); }mll_ &operator*=(ll b){ return *this*=mll_(b); }mll_ &operator/=(ll b){ return *this/=mll_(b); }mll_ operator-()const{ return mll_(*this).invsg(); }mll_ operator+(mll_ b)const{ return mll_(*this)+=b; }mll_ operator-(mll_ b)const{ return mll_(*this)-=b; }mll_ operator*(mll_ b)const{ return mll_(*this)*=b; }mll_ operator/(mll_ b)const{ return mll_(*this)/=b; }mll_ operator+(ll b)const{ return mll_(*this)+=b; }mll_ operator-(ll b)const{ return mll_(*this)-=b; }mll_ operator*(ll b)const{ return mll_(*this)*=b; }mll_ operator/(ll b)const{ return mll_(*this)/=b; }friend mll_ operator+(ll a,mll_ b){ return b+a; }friend mll_ operator-(ll a,mll_ b){ return -b+a; }friend mll_ operator*(ll a,mll_ b){ return b*a; }friend mll_ operator/(ll a,mll_ b){ return mll_(a)/b; }bool operator==(mll_ b)const{ return val_==b.val_; }bool operator!=(mll_ b)const{ return val_!=b.val_; }bool operator==(ll b)const{ return *this==mll_(b); }bool operator!=(ll b)const{ return *this!=mll_(b); }friend bool operator==(ll a,mll_ b){ return mll_(a)==b; }friend bool operator!=(ll a,mll_ b){ return mll_(a)!=b; }friend ostream &operator<<(ostream &os,mll_ a){ return os << a.val_; }friend istream &operator>>(istream &is,mll_ &a){ return is >> a.val_; }mll_ pow(ll k)const{mll_ ret(1,false),a(*this);for (; k>0; k>>=1,a*=a) if (k&1)ret*=a;return ret;}static constexpr int mod() { return MOD; }//enum{ modll=MOD };};#if 0#define MODLL (1000000007LL)#else#define MODLL (998244353LL)#endifusing mll = mll_<MODLL>;//using mll = fraction;using vmll = std::vector<mll>;using vvmll = std::vector<vmll>;using vvvmll = std::vector<vvmll>;using vvvvmll = std::vector<vvvmll>;template<class T> struct Vector: vector<T>{using Int = long long;using vT=vector<T>;using cvT=const vector<T>;using cT=const T;using vT::vT; //親クラスのコンストラクタの隠蔽を回避using vT::begin,vT::end,vT::insert,vT::erase;auto it(Int i){ return begin()+i; }auto it(Int i)const{ return begin()+i; }Vector(cvT& b):vT(b){}Vector(vT&& b):vT(move(b)){}Vector(Int n,T s,T d){ iota(n,s,d); }template<class S> Vector &operator+=(S x){ for (T &e: *this) e+=x; return *this; }template<class S> Vector &operator-=(S x){ for (T &e: *this) e-=x; return *this; }template<class S> Vector &operator*=(S x){ for (T &e: *this) e*=x; return *this; }template<class S> Vector &operator/=(S x){ for (T &e: *this) e/=x; return *this; }template<class S> Vector &operator%=(S x){ for (T &e: *this) e%=x; return *this; }template<class S> Vector operator+(S x)const{ return Vector(*this)+=x; }template<class S> Vector operator-(S x)const{ return Vector(*this)-=x; }template<class S> Vector operator*(S x)const{ return Vector(*this)*=x; }template<class S> Vector operator/(S x)const{ return Vector(*this)/=x; }template<class S> Vector operator%(S x)const{ return Vector(*this)%=x; }Vector operator-()const{ return Vector(*this)*=-1; }template<class S> friend Vector operator-(S x,const Vector &a){ return -a+=x; }Int size()const{ return (Int)vT::size(); }Vector &push_back(cT& x){ vT::push_back(x); return *this; }Vector &pop_back(){ vT::pop_back(); return *this; }Vector &push_front(cT& x){ insert(begin(),x); return *this; }Vector &pop_front(){ erase(0); return *this; }Vector &insert(Int i,cT& x){ insert(it(i),x); return *this; }Vector &insert(Int i,cvT& b){ insert(it(i),b.begin(),b.end()); return *this; }Vector &erase(Int i){ erase(it(i)); return *this; }Vector &erase(Int l,Int r){ erase(it(l),it(r+1)); return *this; }Vector &concat(cvT &b){ insert(end(),b.begin(),b.end()); return *this; }Vector &concat(cvT &b,Int n){ for (int i=0;i<n;++i) concat(b); return *this; }Vector &repeat(Int n){ concat(vT(*this),n-1); return *this; }Vector &reverse(){ std::reverse(begin(),end()); return *this; }Vector &sort(){ std::sort(begin(),end()); return *this; }Vector &rsort(){ std::sort(vT::rbegin(),vT::rend()); return *this; }template<class Pr> Vector &sort(Pr pr){ std::sort(begin(),end(),pr); return *this; }Vector &uniq(){ erase(unique(begin(),end()),end()); return *this; }Vector &sortq(){ return sort().uniq(); }Vector &fill(Int l,Int r,cT& x){ std::fill(it(l),it(r+1),x); return *this; }template<class S=Int> Vector &iota(Int n,T s=0,S d=1){vT::resize(n);if (n==0) return *this;(*this)[0]=s;for (int i=1;i<n;++i) (*this)[i]=(*this)[i-1]+d;return *this;}Int count(cT& x)const{ return Int(std::count(begin(),end(),x)); }Int count(Int l,Int r,cT& x)const{ return Int(std::count(it(l),it(r+1),x)); }template<class Pr> Int countif(Pr pr)const{ return Int(count_if(begin(),end(),pr)); }template<class Pr> Int countif(Int l,Int r,Pr pr)const{ return Int(count_if(it(l),it(r+1),pr)); }Int find(cT& x)const{ return Int(std::find(begin(),end(),x)-begin()); }Int find(Int l,Int r,cT& x)const{ return Int(std::find(it(l),it(r+1),x)-begin()); }template<class Pr> Int findif(Pr pr)const{ return Int(find_if(begin(),end(),pr)-begin()); }template<class Pr> Int findif(Int l,Int r,Pr pr)const{ return Int(find_if(it(l),it(r+1),pr)-begin()); }Vector<Int> findall(cT& x)const{ return findall(0,size()-1,x); }Vector<Int> findall(Int l,Int r,cT& x)const{ return findallif(l,r,[&](cT& y){return y==x;}); }template<class Pr> Vector<Int> findallif(Pr pr)const{ return findallif(0,size()-1,pr); }template<class Pr> Vector<Int> findallif(Int l,Int r,Pr pr)const{Vector<Int> ret;for (Int i=l;i<=r;++i) if (pr((*this)[i])) ret.push_back(i);return ret;}Int flooridx(cT& x)const{ return Int(upper_bound(begin(),end(),x)-begin()-1); }Int ceilidx(cT& x)const{ return Int(lower_bound(begin(),end(),x)-begin()); }Int leftnmof(cT& x)const{ return flooridx(x)+1; }Int rightnmof(cT& x)const{ return size()-ceilidx(x); }bool contains(cT& x)const{ Int i=flooridx(x); return i>=0 && (*this)[i]==x; }template<class Pr> Int flooridx(cT& x,Pr pr)const{ return Int(upper_bound(begin(),end(),x,pr)-begin()-1); }template<class Pr> Int ceilidx(cT& x,Pr pr)const{ return Int(lower_bound(begin(),end(),x,pr)-begin()); }template<class Pr> Int leftnmof(cT& x,Pr pr)const{ return flooridx(x,pr)+1; }template<class Pr> Int rightnmof(cT& x,Pr pr)const{ return size()-ceilidx(x,pr); }template<class Pr> bool contains(cT& x,Pr pr)const{ Int i=flooridx(x,pr); return i>=0 && (*this)[i]==x; }};/*vll a={9,8,7},b={1,2,3};vpll p={{5,3},{7,8},{0,2},};- -------- 操作系 --------a+=x a-=x a*=x a/=x a%=x a+x a-x a*x a/x a%x -a x-a //∀i a[i]にxを演算a.push_front(x);a.push_back(x);a.pop_front();a.pop_back();a.insert(i,x); //a[i]にx挿入a.insert(i,b); //a[i]にvll b挿入a.erase(i); //a[i]削除a.erase(l,r); //区間[l,r]削除a.concat(b); //aにbを結合a.concat(b,n); //aにbをn回結合a.repeat(n); //aをn回繰り返すa.reverse(); //反転a.sort(); //ソートa.rsort(); //逆順ソートp.sort([&](pll x,pll y){return x.second<y.second;});//比較関数指定ソートa.uniq(); //連続同値を1つにするa.sortq(); //ソートしてユニークa.fill(l,r,x); //[l,r]にx代入a.iota(n,s,d); //aを等差数列にする 長さn,初項s,公差dvll a(n,s,d); //コンストラクタ版iota- -------- 検索系 --------auto pr=[&](auto &x){ return x>0; }; //検索条件ll m=a.count(x); //xの個数ll m=a.count(l,r,x); //xの個数in[l,r]ll m=a.countif(pr); //条件満たす個数ll m=a.countif(l,r,pr); //条件満たす個数in[l,r]ll i=a.find(x); //xの最左位置i ない時N(配列長)ll i=a.find(l,r,x); //xの最左位置i in[l,r] ない時r+1ll i=a.findif(pr); //条件満たす最左位置i ない時N(配列長)ll i=a.findif(l,r,pr); //条件満たす最左位置i in[l,r] ない時r+1vll is=a.findall(x); //xの位置i列挙vll is=a.findall(l,r,x); //xの位置i列挙in[l,r]vll is=a.findallif(pr); //条件満たす位置i列挙vll is=a.findallif(l,r,pr); //条件満たす位置i列挙in[l,r]- -------- 昇順sort済み配列用 --------ll i=a.flooridx(x); //x以下の最近傍位置i ない時-1ll i=a.ceilidx(x); //x以上の最近傍位置i ない時N(配列長)ll m=a.leftnmof(x); //x以下の個数ll m=a.rightnmof(x); //x以上の個数bool b=a.contains(x); //xを含む- -------- 比較関数prでsort済みの配列用 --------auto pr=[&](auto &x,auto &y){ return x>y; }; //降順ソート時ll i=a.flooridx(x,pr); //x以左の最近傍位置i ない時-1ll i=a.ceilidx(x,pr); //x以右の最近傍位置i ない時N(配列長)ll m=a.leftnmof(x,pr); //x以左の個数ll m=a.rightnmof(x,pr); //x以右の個数bool b=a.contains(x,pr); //xを含むa.concat(b,n).pop_back().rsort().uniq(); //連続適用できる*/namespace SolvingSpace{template<class T> using vector = Vector<T>;using vll=vector< ll>; using vmll=vector< mll>; using vdd=vector< dd>;using vvll=vector< vll>; using vvmll=vector< vmll>; using vvdd=vector< vdd>;using vvvll=vector< vvll>; using vvvmll=vector< vvmll>; using vvvdd=vector<vvdd>;using vvvvll=vector<vvvll>; using vvvvmll=vector<vvvmll>;using vpll=vector< pll>; using vtll=vector< tll>; using vqll=vector< qll>;using vvpll=vector< vpll>; using vvtll=vector< vtll>; using vvqll=vector<vqll>;void cin2solve(){ll n,m;cin >> n >> m;ll N=1ll<<n;ll M=1ll<<m;vvll ans(N,vll(M));ll ct=0;rep(i,0,N-1){rep(j,0,M-1){ans[i][j]=ct++;}}each(e,ans) cout << e << '\n';return;}};//SolvingSpace//////////////////////////////////////////int main(){#if 1//SolvingSpace::labo();SolvingSpace::cin2solve();//SolvingSpace::generand();#elsell t; cin >> t;rep(i,0,t-1){SolvingSpace::cin2solve();//SolvingSpace::generand();}#endifcerr << timeget() <<"ms"<< '\n';return 0;}