結果
問題 | No.2161 Black Market |
ユーザー | tko919 |
提出日時 | 2022-11-28 00:53:45 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 225 ms / 7,000 ms |
コード長 | 7,201 bytes |
コンパイル時間 | 2,659 ms |
コンパイル使用メモリ | 223,500 KB |
実行使用メモリ | 27,696 KB |
最終ジャッジ日時 | 2024-10-14 18:40:48 |
合計ジャッジ時間 | 5,406 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
(要ログイン)
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 | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 3 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 | 46 ms
9,396 KB |
testcase_21 | AC | 45 ms
9,520 KB |
testcase_22 | AC | 56 ms
10,804 KB |
testcase_23 | AC | 57 ms
10,416 KB |
testcase_24 | AC | 225 ms
26,924 KB |
testcase_25 | AC | 213 ms
26,800 KB |
testcase_26 | AC | 211 ms
27,696 KB |
testcase_27 | AC | 135 ms
26,932 KB |
testcase_28 | AC | 134 ms
27,488 KB |
testcase_29 | AC | 33 ms
8,960 KB |
testcase_30 | AC | 7 ms
5,248 KB |
testcase_31 | AC | 127 ms
16,000 KB |
testcase_32 | AC | 130 ms
27,056 KB |
testcase_33 | AC | 15 ms
5,248 KB |
testcase_34 | AC | 6 ms
5,248 KB |
testcase_35 | AC | 9 ms
5,248 KB |
testcase_36 | AC | 6 ms
5,248 KB |
testcase_37 | AC | 3 ms
5,248 KB |
testcase_38 | AC | 13 ms
5,248 KB |
testcase_39 | AC | 3 ms
5,248 KB |
ソースコード
#line 1 "library/Template/template.hpp" #include <bits/stdc++.h> using namespace std; #define rep(i,a,b) for(int i=(int)(a);i<(int)(b);i++) #define ALL(v) (v).begin(),(v).end() using ll=long long int; const int inf = 0x3fffffff; const ll INF = 0x1fffffffffffffff; template<typename T>inline bool chmax(T& a,T b){if(a<b){a=b;return 1;}return 0;} template<typename T>inline bool chmin(T& a,T b){if(a>b){a=b;return 1;}return 0;} #line 2 "library/Utility/fastio.hpp" #include <unistd.h> class FastIO{ static constexpr int L=1<<16; char rdbuf[L]; int rdLeft=0,rdRight=0; inline void reload(){ int len=rdRight-rdLeft; memmove(rdbuf,rdbuf+rdLeft,len); rdLeft=0,rdRight=len; rdRight+=fread(rdbuf+len,1,L-len,stdin); } inline bool skip(){ for(;;){ while(rdLeft!=rdRight and rdbuf[rdLeft]<=' ')rdLeft++; if(rdLeft==rdRight){ reload(); if(rdLeft==rdRight)return false; } else break; } return true; } template<typename T,enable_if_t<is_integral<T>::value,int> =0>inline bool _read(T& x){ if(!skip())return false; if(rdLeft+20>=rdRight)reload(); bool neg=false; if(rdbuf[rdLeft]=='-'){ neg=true; rdLeft++; } x=0; while(rdbuf[rdLeft]>='0' and rdLeft<rdRight){ x=x*10+(neg?-(rdbuf[rdLeft++]^48):(rdbuf[rdLeft++]^48)); } return true; } template<typename T,enable_if_t<is_floating_point<T>::value,int> =0>inline bool _read(T& x){ if(!skip())return false; if(rdLeft+20>=rdRight)reload(); bool neg=false; if(rdbuf[rdLeft]=='-'){ neg=true; rdLeft++; } x=0; while(rdbuf[rdLeft]>='0' and rdbuf[rdLeft]<='9' and rdLeft<rdRight){ x=x*10+(rdbuf[rdLeft++]^48); } if(rdbuf[rdLeft]!='.')return true; rdLeft++; T base=.1; while(rdbuf[rdLeft]>='0' and rdbuf[rdLeft]<='9' and rdLeft<rdRight){ x+=base*(rdbuf[rdLeft++]^48); base*=.1; } if(neg)x=-x; return true; } inline bool _read(char& x){ if(!skip())return false; if(rdLeft+1>=rdRight)reload(); x=rdbuf[rdLeft++]; return true; } inline bool _read(string& x){ if(!skip())return false; for(;;){ int pos=rdLeft; while(pos<rdRight and rdbuf[pos]>' ')pos++; x.append(rdbuf+rdLeft,pos-rdLeft); if(rdLeft==pos)break; rdLeft=pos; if(rdLeft==rdRight)reload(); else break; } return true; } template<typename T>inline bool _read(vector<T>& v){ for(auto& x:v){ if(!_read(x))return false; } return true; } char wtbuf[L],tmp[50]; int wtRight=0; inline void flush(){ fwrite(wtbuf,1,wtRight,stdout); wtRight=0; } inline void _write(const char& x){ if(wtRight>L-32)flush(); wtbuf[wtRight++]=x; } inline void _write(const string& x){ for(auto& c:x)_write(c); } template<typename T,enable_if_t<is_integral<T>::value,int> =0>inline void _write(T x){ if(wtRight>L-32)flush(); if(x==0){ _write('0'); return; } else if(x<0){ _write('-'); if (__builtin_expect(x == std::numeric_limits<T>::min(), 0)) { switch (sizeof(x)) { case 2: _write("32768"); return; case 4: _write("2147483648"); return; case 8: _write("9223372036854775808"); return; } } x=-x; } int pos=0; while(x!=0){ tmp[pos++]=char((x%10)|48); x/=10; } rep(i,0,pos)wtbuf[wtRight+i]=tmp[pos-1-i]; wtRight+=pos; } template<typename T>inline void _write(const vector<T>& v){ rep(i,0,v.size()){ if(i)_write(' '); _write(v[i]); } } public: FastIO(){} ~FastIO(){flush();} inline void read(){} template <typename Head, typename... Tail>inline void read(Head& head,Tail&... tail){ assert(_read(head)); read(tail...); } template<bool ln=true,bool space=false>inline void write(){if(ln)_write('\n');} template <bool ln=true,bool space=false,typename Head, typename... Tail>inline void write(const Head& head,const Tail&... tail){ if(space)_write(' '); _write(head); write<ln,true>(tail...); } }; /** * @brief Fast IO */ #line 3 "sol.cpp" template<class T>struct BIT2D{ struct BIT{ int n; vector<T> d; BIT(){} BIT(int _n):d(n=_n){} void add(int i,T x){ for(i++;i<n;i+=(i&-i))d[i]+=x; } T sum(int i){ T x=0; for(i++;i;i-=(i&-i))x+=d[i]; return x; } }; int n; vector<BIT> d; vector<int> xs; vector<vector<int>> ys; vector<pair<T,T>> p; BIT2D(){} void push(T x,T y){p.push_back({x,y});} void init(){ rep(i,0,p.size())xs.push_back(p[i].first); sort(ALL(xs)); xs.erase(unique(ALL(xs)),xs.end()); n=xs.size()+1; ys.resize(n); rep(j,0,p.size()){ int s=upper_bound(ALL(xs),p[j].first)-xs.begin(); for(int i=s;i<n;i+=(i&-i))ys[i].push_back(p[j].second); } d.resize(n); rep(i,0,n){ sort(ALL(ys[i])); ys[i].erase(unique(ALL(ys[i])),ys[i].end()); d[i]=BIT(ys[i].size()+2); } } void add(T x,T y,T z=1){ int s=upper_bound(ALL(xs),x)-xs.begin(); for(int i=s;i<n;i+=(i&-i)){ int idx=upper_bound(ALL(ys[i]),y)-ys[i].begin(); d[i].add(idx,z); } } T sum(T x,T y){ T res=0; int s=upper_bound(ALL(xs),x)-xs.begin(); for(int i=s;i;i-=(i&-i)){ int idx=upper_bound(ALL(ys[i]),y)-ys[i].begin(); res+=d[i].sum(idx); } return res; } T sum(T x1,T y1,T x2,T y2){return sum(x2,y2)-sum(x1-1,y2)-sum(x2,y1-1)+sum(x1-1,y1-1);} }; FastIO io; int main(){ int n,k,L,P; io.read(n,k,L,P); vector<int> a(n),b(n); rep(i,0,n)io.read(a[i],b[i]); int n1=n/2,n2=n-n1; using Q=pair<int,int>; vector zen(n1+1,vector<Q>()),kou(n2+1,vector<Q>()); BIT2D<int> bit; rep(mask,0,1<<n1){ int l=0,p=0; rep(i,0,n1){ if(mask>>i&1){ l+=a[i]; p+=b[i]; } chmin(l,L+1); chmin(p,P); } zen[__builtin_popcountll(mask)].push_back({l,p}); bit.push(l,p); } bit.init(); rep(mask,0,1<<n2){ int l=0,p=0; rep(i,0,n2){ if(mask>>i&1){ l+=a[i+n1]; p+=b[i+n1]; } chmin(l,L+1); chmin(p,P); } kou[__builtin_popcountll(mask)].push_back({l,p}); } ll ret=0; rep(x,0,k+1){ if(x<=n1)for(auto& [l,p]:zen[x])bit.add(l,p); if(k-x<=n2)for(auto& [l,p]:kou[k-x])ret+=bit.sum(0,P-p,L-l,P); } io.write(ret); return 0; }