結果
問題 | No.1861 Required Number |
ユーザー | eQe |
提出日時 | 2024-11-13 07:46:37 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 8 ms / 2,500 ms |
コード長 | 7,032 bytes |
コンパイル時間 | 5,864 ms |
コンパイル使用メモリ | 324,528 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2024-11-13 07:46:58 |
合計ジャッジ時間 | 18,828 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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
6,820 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,816 KB |
testcase_03 | AC | 8 ms
6,820 KB |
testcase_04 | AC | 8 ms
6,816 KB |
testcase_05 | AC | 3 ms
6,816 KB |
testcase_06 | AC | 2 ms
6,820 KB |
testcase_07 | AC | 2 ms
6,816 KB |
testcase_08 | AC | 2 ms
6,816 KB |
testcase_09 | AC | 2 ms
6,820 KB |
testcase_10 | AC | 2 ms
6,820 KB |
testcase_11 | AC | 2 ms
6,820 KB |
testcase_12 | AC | 2 ms
6,820 KB |
testcase_13 | AC | 2 ms
6,816 KB |
testcase_14 | AC | 2 ms
6,816 KB |
testcase_15 | AC | 2 ms
6,820 KB |
testcase_16 | AC | 2 ms
6,816 KB |
testcase_17 | AC | 2 ms
6,824 KB |
testcase_18 | AC | 2 ms
6,820 KB |
testcase_19 | AC | 2 ms
6,820 KB |
testcase_20 | AC | 2 ms
6,820 KB |
testcase_21 | AC | 2 ms
6,820 KB |
testcase_22 | AC | 2 ms
6,816 KB |
testcase_23 | AC | 2 ms
6,820 KB |
testcase_24 | AC | 5 ms
6,816 KB |
testcase_25 | AC | 7 ms
6,820 KB |
testcase_26 | AC | 5 ms
6,820 KB |
testcase_27 | AC | 6 ms
6,820 KB |
testcase_28 | AC | 5 ms
6,820 KB |
testcase_29 | AC | 6 ms
6,816 KB |
testcase_30 | AC | 6 ms
6,820 KB |
testcase_31 | AC | 7 ms
6,820 KB |
testcase_32 | AC | 6 ms
6,820 KB |
testcase_33 | AC | 7 ms
6,820 KB |
testcase_34 | AC | 7 ms
6,820 KB |
testcase_35 | AC | 8 ms
6,820 KB |
testcase_36 | AC | 6 ms
6,816 KB |
testcase_37 | AC | 6 ms
6,816 KB |
testcase_38 | AC | 7 ms
6,816 KB |
testcase_39 | AC | 6 ms
6,816 KB |
testcase_40 | AC | 8 ms
6,820 KB |
testcase_41 | AC | 8 ms
6,816 KB |
testcase_42 | AC | 7 ms
6,816 KB |
testcase_43 | AC | 7 ms
6,820 KB |
testcase_44 | AC | 2 ms
6,820 KB |
04_evil_1.txt | TLE | - |
04_evil_2.txt | TLE | - |
04_evil_3.txt | TLE | - |
04_evil_4.txt | TLE | - |
ソースコード
#include<bits/stdc++.h> #include<atcoder/all> namespace my{ using namespace std; #define done(...) return pp(__VA_ARGS__) #define LL(...) ll __VA_ARGS__;lin(__VA_ARGS__) #define VRD(T,n,...) vec<T>__VA_ARGS__;setsize({n},__VA_ARGS__);lin(__VA_ARGS__) #define FO(n) for(ll ij=n;ij--;) #define FOR(i,...) for(auto[i,i##stop,i##step]=range(0,__VA_ARGS__);i<i##stop;i+=i##step) #define fo(i,...) FO##__VA_OPT__(R)(i __VA_OPT__(,__VA_ARGS__)) #define of(i,...) for(auto[i,i##stop,i##step]=range(1,__VA_ARGS__);i>=i##stop;i-=i##step) #define fe(a,i,...) for(auto&&__VA_OPT__([)i __VA_OPT__(,__VA_ARGS__]):a) #define single_testcase void solve();}int main(){my::io();my::solve();}namespace my{ void io(){cin.tie(nullptr)->sync_with_stdio(0);cout<<fixed<<setprecision(15);} using ll=long long; template<class...A>auto range(bool s,A...a){array<ll,3>r{0,0,1};ll I=0;((r[I++]=a),...);if(!s&&I==1)swap(r[0],r[1]);r[0]-=s;return r;} constexpr char nl=10; constexpr char sp=32; constexpr ll log2_floor(auto x){ll r=0;while(x>1)x>>=1,++r;return r;} auto ceil(auto x,auto y){if(y<0)x=-x,y=-y;return x<=0?x/y:(x-1)/y+1;} auto min(const auto&...a){return min(initializer_list<common_type_t<decltype(a)...>>{a...});} template<class A,class B>struct pair{ A a;B b; pair()=default; pair(A a,B b):a(a),b(b){} pair(const std::pair<A,B>&p):a(p.first),b(p.second){} auto operator<=>(const pair&)const=default; friend ostream&operator<<(ostream&o,const pair&p){return o<<p.a<<sp<<p.b;} }; template<class T,class U>ostream&operator<<(ostream&o,const std::pair<T,U>&p){return o<<p.first<<sp<<p.second;} template<class V>concept vectorial=is_base_of_v<vector<typename V::value_type>,V>; template<class T>struct vec_attr{using core_type=T;static constexpr int d=0;}; template<vectorial V>struct vec_attr<V>{using core_type=typename vec_attr<typename V::value_type>::core_type;static constexpr int d=vec_attr<typename V::value_type>::d+1;}; template<class T>using core_t=vec_attr<T>::core_type; template<class V>istream&operator>>(istream&i,vector<V>&v){fe(v,e)i>>e;return i;} template<class V>ostream&operator<<(ostream&o,const vector<V>&v){fe(v,e)o<<e<<string(&e!=&v.back(),vectorial<V>?nl:sp);return o;} template<class V>struct vec:vector<V>{ using vector<V>::vector; vec(const vector<V>&v){vector<V>::operator=(v);} vec&operator^=(const vec&u){this->insert(this->end(),u.begin(),u.end());return*this;} vec operator^(const vec&u)const{return vec{*this}^=u;} vec&operator++(){fe(*this,e)++e;return*this;} vec&operator--(){fe(*this,e)--e;return*this;} auto scan(const auto&f)const{pair<core_t<V>,bool>r{};fe(*this,e)if constexpr(!vectorial<V>)r.b?f(r.a,e),r:r={e,1};else if(auto s=e.scan(f);s.b)r.b?f(r.a,s.a),r:r=s;return r;} auto min()const{return scan([](auto&a,const auto&b){a>b?a=b:0;;}).a;} }; template<class T=ll,size_t n,size_t i=0>auto make_vec(const ll(&s)[n],T x={}){if constexpr(n==i+1)return vec<T>(s[i],x);else{auto X=make_vec<T,n,i+1>(s,x);return vec<decltype(X)>(s[i],X);}} template<ll n,class...A>void setsize(const ll(&l)[n],A&...a){((a= make_vec(l,core_t<A>())),...);} void lin(auto&...a){(cin>>...>>a);} template<char c=sp>void pp(const auto&...a){ll n=sizeof...(a);((cout<<a<<string(--n>0,c)),...);cout<<nl;} uint64_t kth_root_floor(uint64_t a,ll k){ if (k==1)return a; auto within=[&](uint32_t x){uint64_t t=1;fo(k)if(__builtin_mul_overflow(t,x,&t))return false;return t<=a;}; uint64_t r=0; of(i,sizeof(uint32_t)*CHAR_BIT)if(within(r|(1u<<i)))r|=1u<<i; return r; } auto sqrt_floor(auto x){return kth_root_floor(x,2);} struct bitvec{ using u64=uint64_t; static constexpr size_t block_size=sizeof(u64)*CHAR_BIT; static constexpr size_t block_size_exponent=log2_floor(block_size); static constexpr size_t block_index(size_t i){return i>>block_size_exponent;} static constexpr size_t bit_index(size_t i){return i&(block_size-1);} size_t n; vec<u64>bits; size_t size()const{return n;} bitvec(size_t n):n(n),bits(ceil(n,block_size)){} bitvec(const string&s):n(s.size()),bits(ceil(s.size(),block_size)){fo(i,n)bits[block_index(i)]|=u64(s[i]-'0')<<bit_index(i);} bitvec&operator=(u64 x){vec<u64>{x}.swap(bits);return*this;} struct proxy{ decltype(bits)&bits_proxy; size_t I; proxy(decltype(bits)&bits_proxy,size_t I):bits_proxy(bits_proxy),I(I){} auto&operator=(bool f){ bits_proxy[block_index(I)]&=~(u64(1)<<bit_index(I)); bits_proxy[block_index(I)]|=u64(f)<<bit_index(I); return*this; } template<integral X>auto&operator=(X x){return this->operator=(static_cast<bool>(x&1));} auto&operator=(const proxy&p){return this->operator=(static_cast<bool>(p));} operator bool()const{return bits_proxy[block_index(I)]>>bit_index(I)&1;} }; decltype(auto)operator[](size_t i){return proxy{bits,i};} decltype(auto)operator[](size_t i)const{return bits[block_index(i)]>>bit_index(i)&1;} auto&operator&=(const bitvec&b){fo(i,bits.size())bits[i]&=b.bits[i];return*this;} auto&operator|=(const bitvec&b){fo(i,bits.size())bits[i]|=b.bits[i];return*this;} auto&operator^=(const bitvec&b){fo(i,bits.size())bits[i]^=b.bits[i];return*this;} auto&operator<<=(ll k){ ll q=k/block_size,r=k-q*block_size; if(r==0){ of(i,bits.size(),q)bits[i]=bits[i-q]; fo(i,q)bits[i]=0; }else{ of(i,bits.size(),q)bits[i]=(bits[i-q]<<r)|(i-q-1>=0?bits[i-q-1]>>(block_size-r):0); fo(i,q)bits[i]=0; } return*this; } auto&operator>>=(ll k){ ll q=k/block_size,r=k-q*block_size; if(r==0){ fo(i,bits.size()-q)bits[i]=bits[i+q]; fo(i,bits.size()-q,bits.size())bits[i]=0; }else{ fo(i,bits.size()-q)bits[i]=(bits[i+q]>>r)|(i+q+1<bits.size()?bits[i+q+1]<<(block_size-r):0); fo(i,bits.size()-q,bits.size())bits[i]=0; } return*this; } auto operator&(const bitvec&b)const{return bitvec{*this}&=b;} auto operator|(const bitvec&b)const{return bitvec{*this}|=b;} auto operator^(const bitvec&b)const{return bitvec{*this}^=b;} auto operator<<(ll k)const{return bitvec{*this}<<=k;} auto operator>>(ll k)const{return bitvec{*this}>>=k;} ll count()const{ll r=0;fe(bits,e)r+=std::popcount(e);return r;} string to_string()const{string s{};fo(i,size())s+=(*this)[i]+'0';return s;} friend istream&operator>>(istream&i,bitvec&b){string s;i>>s;b=s;return i;} friend ostream&operator<<(ostream&o,const bitvec&b){return o<<b.to_string();} }; single_testcase void solve(){ LL(N,K); VRD(int,N,a); ll block_size=sqrt_floor(N); ll block_num=ceil(N,block_size); vec<bitvec>mem(block_num,bitvec(K+1)); bitvec cu(K+1); cu[0]=1; fo(i,N){ if(i%block_size==0)mem[i/block_size]=cu; cu|=cu<<a[i]; } if(cu[K]==0)done(-1); ll ans=0; cu=bitvec(K+1); cu[K]=1; of(i,block_num){ vec<bitvec>dp(min(block_size,N-i*block_size),bitvec(K+1)); dp[0]=mem[i]; fo(j,dp.size()-1)dp[j+1]=dp[j]<<a[i*block_size+j]|dp[j]; of(j,dp.size()){ if((dp[j]&cu).count()==0)++ans; cu|=cu>>a[i*block_size+j]; } } pp(ans); }}