結果
| 問題 | No.2236 Lights Out On Simple Graph |
| ユーザー |
 hamamu
|
| 提出日時 | 2023-03-03 22:24:22 |
| 言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 37,962 bytes |
| コンパイル時間 | 5,807 ms |
| コンパイル使用メモリ | 296,700 KB |
| 実行使用メモリ | 10,272 KB |
| 最終ジャッジ日時 | 2024-09-17 23:27:41 |
| 合計ジャッジ時間 | 11,422 ms |
|
ジャッジサーバーID （参考情報） |
judge4 / judge1 |
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テストケース
テストケース表示| 入力 | 結果 | 実行時間 実行使用メモリ |
|---|---|---|
| testcase_00 | AC | 2 ms
6,812 KB |
| testcase_01 | AC | 2 ms
6,940 KB |
| testcase_02 | AC | 2 ms
6,940 KB |
| testcase_03 | AC | 2 ms
6,940 KB |
| testcase_04 | AC | 2 ms
6,944 KB |
| testcase_05 | AC | 2 ms
6,940 KB |
| testcase_06 | AC | 2 ms
6,944 KB |
| testcase_07 | TLE | - |
| testcase_08 | -- | - |
| testcase_09 | -- | - |
| testcase_10 | -- | - |
| testcase_11 | -- | - |
| testcase_12 | -- | - |
| testcase_13 | -- | - |
| testcase_14 | -- | - |
| testcase_15 | -- | - |
| testcase_16 | -- | - |
| testcase_17 | -- | - |
| testcase_18 | -- | - |
| testcase_19 | -- | - |
| testcase_20 | -- | - |
| testcase_21 | -- | - |
| testcase_22 | -- | - |
| testcase_23 | -- | - |
| testcase_24 | -- | - |
| testcase_25 | -- | - |
| testcase_26 | -- | - |
| testcase_27 | -- | - |
| testcase_28 | -- | - |
| testcase_29 | -- | - |
| testcase_30 | -- | - |
| testcase_31 | -- | - |
| testcase_32 | -- | - |
| testcase_33 | -- | - |
| testcase_34 | -- | - |
| testcase_35 | -- | - |
| testcase_36 | -- | - |
| testcase_37 | -- | - |
| testcase_38 | -- | - |
| testcase_39 | -- | - |
| testcase_40 | -- | - |
| testcase_41 | -- | - |
| testcase_42 | -- | - |
| testcase_43 | -- | - |
| testcase_44 | -- | - |
| testcase_45 | -- | - |
| testcase_46 | -- | - |
| testcase_47 | -- | - |
| testcase_48 | -- | - |
| testcase_49 | -- | - |
| testcase_50 | -- | - |
| testcase_51 | -- | - |
| testcase_52 | -- | - |
| testcase_53 | -- | - |
| testcase_54 | -- | - |
| testcase_55 | -- | - |
| testcase_56 | -- | - |
| testcase_57 | -- | - |
| testcase_58 | -- | - |
| testcase_59 | -- | - |
ソースコード
#if !defined(MYLOCAL)//提出時用テンプレート
#pragma GCC optimize("Ofast")
#include "bits/stdc++.h"
#if !defined(_MSC_VER) && __has_include(<atcoder/all>)
#include <atcoder/all>
using namespace atcoder;
#endif
using 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 RALL
template<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OK
inline 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 vector<T>& operator+=(vector<T> &a,const vector<T> &b){ for (ll i=0; i<(ll)a.size(); i++) a[i]+=b[i]; return a; }
template<class T> inline vector<T>& operator-=(vector<T> &a,const vector<T> &b){ for (ll i=0; i<(ll)a.size(); i++) a[i]-=b[i]; return a; }
template<class T> inline vector<T>& operator*=(vector<T> &a,const vector<T> &b){ for (ll i=0; i<(ll)a.size(); i++) a[i]*=b[i]; return a; }
template<class T> inline vector<T>& operator/=(vector<T> &a,const vector<T> &b){ for (ll i=0; i<(ll)a.size(); i++) a[i]/=b[i]; return a; }
template<class T> inline vector<T>& operator%=(vector<T> &a,const vector<T> &b){ for (ll i=0; i<(ll)a.size(); i++) a[i]%=b[i]; return a; }
template<class T,class S> inline vector<T>& operator+=(vector<T> &a,S b){ for (T &e: a) e+=b; return a; }
template<class T,class S> inline vector<T>& operator-=(vector<T> &a,S b){ for (T &e: a) e-=b; return a; }
template<class T,class S> inline vector<T>& operator*=(vector<T> &a,S b){ for (T &e: a) e*=b; return a; }
template<class T,class S> inline vector<T>& operator/=(vector<T> &a,S b){ for (T &e: a) e/=b; return a; }
template<class T,class S> inline vector<T>& operator%=(vector<T> &a,S b){ for (T &e: a) e%=b; return a; }
template<class T,class S> inline vector<T> operator+(const vector<T> &a,S b){ vector<T> c=a; return c+=b; }
template<class T,class S> inline vector<T> operator-(const vector<T> &a,S b){ vector<T> c=a; return c-=b; }
template<class T,class S> inline vector<T> operator*(const vector<T> &a,S b){ vector<T> c=a; return c*=b; }
template<class T,class S> inline vector<T> operator/(const vector<T> &a,S b){ vector<T> c=a; return c/=b; }
template<class T,class S> inline vector<T> operator%(const vector<T> &a,S b){ vector<T> c=a; return c%=b; }
template<class T,class S> inline vector<T> operator-(S b,const vector<T> &a){ vector<T> c=-a; return c+=b; }
template<class T> inline vector<T> operator-(const vector<T> &a,const vector<T> &b){ vector<T> c=a; return c-=b; }
template<class T> inline vector<T> operator-(const vector<T> &a){ vector<T> c=a; return c*=(-1); }
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set
template<class Q> view1d<T,S,R> &size(Q &v){ len=(ll)v.size(); return *this; }//長さset
view1d<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;
#endif
struct{
system_clock::time_point st = system_clock::now();
ll operator()()const{return duration_cast<microseconds>(system_clock::now()-st).count()/1000;}
} timeget;
template<ll MOD> struct mll_{
ll val;
mll_(ll v = 0): val(v % MOD){ if (val < 0) val += MOD; }
bool isnone() const { return val==-1; } //true:値なし
mll_ &none() { val=-1; return *this; } //値なしにする
mll_ operator - () const { return -val; }
mll_ operator + (const mll_ &b) const { return val + b.val; }
mll_ operator - (const mll_ &b) const { return val - b.val; }
mll_ operator * (const mll_ &b) const { return val * b.val; }
mll_ operator / (const mll_ &b) const { return mll_(*this) /= b; }
mll_ operator + (ll b) const { return *this + mll_(b); }
mll_ operator - (ll b) const { return *this - mll_(b); }
mll_ operator * (ll b) const { return *this * mll_(b); }
friend mll_ operator + (ll a,const mll_ &b) { return b + a; }
friend mll_ operator - (ll a,const mll_ &b) { return -b + a; }
friend mll_ operator * (ll a,const mll_ &b) { return b * a; }
friend mll_ operator / (ll a,const mll_ &b) { return mll_(a)/b; }
mll_ &operator += (const mll_ &b) { val=(val+b.val)%MOD; return *this; }
mll_ &operator -= (const mll_ &b) { val=(val+MOD-b.val)%MOD; return *this; }
mll_ &operator *= (const mll_ &b) { val=(val*b.val)%MOD; return *this; }
mll_ &operator /= (const mll_ &b) {
ll c=b.val,d=MOD,u=1,v=0;
while (d){
ll t = c / d;
c -= t * d; swap(c,d);
u -= t * v; swap(u,v);
}
val = val * u % MOD;
if (val < 0) val += MOD;
return *this;
}
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); }
bool operator == (const mll_ &b) const { return val == b.val; }
bool operator != (const 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,const mll_ &b) { return mll_(a) == b.val; }
friend bool operator != (ll a,const mll_ &b) { return mll_(a) != b.val; }
friend ostream &operator << (ostream &os,const mll_ &a) { return os << a.val; }
friend istream &operator >> (istream &is,mll_ &a) { return is >> a.val; }
static mll_ Combination(ll a,ll b){
chmin(b,a-b);
if (b<0) return mll_(0);
mll_ c = 1, d = 1;
rep(i,0,b-1) c *= a-i;
rep(i,0,b-1) d *= i+1;
return c/d;
}
enum{modll=MOD};
};
#if 0
#define MODLL (1000000007LL)
#else
#define MODLL (998244353LL)
#endif
using mll = mll_<MODLL>;
using vmll = std::vector<mll>;
using vvmll = std::vector<vmll>;
using vvvmll = std::vector<vvmll>;
using vvvvmll = std::vector<vvvmll>;
//////////////////////////////////////////
vvll warshallFloyd(vvll &to){
ll n=(ll)to.size();
vvll dist(n, vll(n,INF));
for (ll v=0;v<n;++v) dist[v][v]=0; //対角線上は0 (自分への距離は0)
for (ll v=0;v<n;++v){ //辺vuの距離cをset
for (auto&&u:to[v]) dist[v][u]=1;
}
for (ll k=0;k<n;++k) for (ll i=0;i<n;++i) for (ll j=0;j<n;++j){
if (dist[i][k]!=INF && dist[k][j]!=INF) chmin(dist[i][j], dist[i][k]+dist[k][j]);
}
return dist;
}
struct pairs_enumerate{
ll N; vll p;
pairs_enumerate(){}
pairs_enumerate(ll n){ init(n); }
void init(ll n){ assert(n%2==0); N=n/2; p.resize(n); rep(i,0,n-1) p[i]=i/2; }
bool next(){
while (next_permutation(p.begin(),p.end())){
ll mx=-1,i;
for (i=0;i<2*N;i++){
if (mx+2<=p[i]) break;
chmax(mx,p[i]);
}
if (mx==N-1) return true;
sort(p.rbegin(),p.rbegin()+(2*N-1-i));
}
return false;
}
vpll get(){
vpll q(N,{-1,-1});
rep(i,0,2*N-1){
if (q[p[i]].first==-1) q[p[i]].first=i;
else q[p[i]].second=i;
}
return q;
}
};
void cin2solve()
{
ll n,m;
cin >> n >> m;
vector<pair<ll,ll>> ab;
rep(i,0,m-1){ ll a; ll b; cin>>a>>b; ab.emplace_back(a-1,b-1); }
vector<ll> c;
rep(i,0,n-1){ ll c__; cin>>c__; c.push_back(c__); }
auto makeGraph=[](ll n,vector<pair<ll,ll>> &ab,bool isDirected){
vvll to(n);
for (auto [a,b]:ab){
to[a].push_back(b);
if (!isDirected) to[b].push_back(a);
}
return to;
};
vvll to=makeGraph(n,ab,false);
if (sum(c)&1){
cout << -1 << '\n'; return;
}
vvll dist=warshallFloyd(to);
vll bno;
rep(i,0,sz(c)-1){
ll cc=c[i];
if (cc==1) bno.push_back(i);
}
ll ans=INF;
pairs_enumerate pe(sz(bno));
for (bool is=true; is; is=pe.next()){
ll sm=0;
for (auto&&[i,j]:pe.get()){
ll v=bno[i],u=bno[j];
sm+=dist[v][u];
}
chmin(ans,sm);
}
if (ans>10000) ans=-1;
cout << ans << '\n';
return;
}
//////////////////////////////////////////
int main(){
#if 1
//cin2lab();
cin2solve();
//generand();
#else
ll t; cin >> t;
rep(i,0,t-1){
cin2solve();
//generand();
}
#endif
//cerr << timeget() <<"ms"<< endl;
return 0;
}