結果
問題 | No.1861 Required Number |
ユーザー | eQe |
提出日時 | 2024-11-13 06:04:11 |
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 | 5,757 bytes |
コンパイル時間 | 5,754 ms |
コンパイル使用メモリ | 320,992 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-13 06:04:24 |
合計ジャッジ時間 | 12,542 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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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
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 8 ms
5,248 KB |
testcase_04 | AC | 8 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 2 ms
5,248 KB |
testcase_13 | AC | 2 ms
5,248 KB |
testcase_14 | AC | 2 ms
5,248 KB |
testcase_15 | AC | 2 ms
5,248 KB |
testcase_16 | AC | 2 ms
5,248 KB |
testcase_17 | AC | 2 ms
5,248 KB |
testcase_18 | AC | 2 ms
5,248 KB |
testcase_19 | AC | 2 ms
5,248 KB |
testcase_20 | AC | 2 ms
5,248 KB |
testcase_21 | AC | 2 ms
5,248 KB |
testcase_22 | AC | 2 ms
5,248 KB |
testcase_23 | AC | 2 ms
5,248 KB |
testcase_24 | AC | 4 ms
5,248 KB |
testcase_25 | AC | 8 ms
5,248 KB |
testcase_26 | AC | 5 ms
5,248 KB |
testcase_27 | AC | 6 ms
5,248 KB |
testcase_28 | AC | 5 ms
5,248 KB |
testcase_29 | AC | 6 ms
5,248 KB |
testcase_30 | AC | 6 ms
5,248 KB |
testcase_31 | AC | 7 ms
5,248 KB |
testcase_32 | AC | 5 ms
5,248 KB |
testcase_33 | AC | 7 ms
5,248 KB |
testcase_34 | AC | 7 ms
5,248 KB |
testcase_35 | AC | 7 ms
5,248 KB |
testcase_36 | AC | 6 ms
5,248 KB |
testcase_37 | AC | 7 ms
5,248 KB |
testcase_38 | AC | 7 ms
5,248 KB |
testcase_39 | AC | 6 ms
5,248 KB |
testcase_40 | AC | 7 ms
5,248 KB |
testcase_41 | AC | 8 ms
5,248 KB |
testcase_42 | AC | 7 ms
5,248 KB |
testcase_43 | AC | 6 ms
5,248 KB |
testcase_44 | AC | 2 ms
5,248 KB |
04_evil_1.txt | MLE | - |
04_evil_2.txt | MLE | - |
04_evil_3.txt | MLE | - |
04_evil_4.txt | MLE | - |
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;} 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;} void emplace_front(const V&x={}){this->emplace(this->begin(),x);} }; 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;} 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); a.emplace_front(); vec<bitvec>pd(N+2,bitvec(K+1)); pd[N+1][K]=1; of(i,N+1,1)pd[i]=pd[i+1]>>a[i]|pd[i+1]; if(pd[1][0]==0)done(-1); bitvec dp(K+1); dp[0]=1; ll ans=0; fo(i,1,N+1){ if((dp&pd[i+1]).count()==0)ans++; dp|=dp<<a[i]; } pp(ans); }}