結果
問題 | No.206 数の積集合を求めるクエリ |
ユーザー | rniya |
提出日時 | 2020-09-13 02:31:21 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 44 ms / 7,000 ms |
コード長 | 5,347 bytes |
コンパイル時間 | 1,881 ms |
コンパイル使用メモリ | 177,788 KB |
実行使用メモリ | 14,976 KB |
最終ジャッジ日時 | 2024-06-10 19:32:15 |
合計ジャッジ時間 | 3,421 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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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
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 3 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 3 ms
5,376 KB |
testcase_09 | AC | 3 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 3 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 3 ms
5,376 KB |
testcase_16 | AC | 3 ms
5,376 KB |
testcase_17 | AC | 40 ms
14,916 KB |
testcase_18 | AC | 31 ms
14,848 KB |
testcase_19 | AC | 44 ms
14,976 KB |
testcase_20 | AC | 31 ms
14,848 KB |
testcase_21 | AC | 32 ms
14,848 KB |
testcase_22 | AC | 33 ms
14,848 KB |
testcase_23 | AC | 36 ms
14,848 KB |
testcase_24 | AC | 43 ms
14,848 KB |
testcase_25 | AC | 43 ms
14,848 KB |
testcase_26 | AC | 36 ms
14,964 KB |
testcase_27 | AC | 32 ms
14,936 KB |
testcase_28 | AC | 38 ms
14,848 KB |
testcase_29 | AC | 37 ms
14,848 KB |
testcase_30 | AC | 35 ms
14,968 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define LOCAL #pragma region Macros typedef long long ll; #define ALL(x) (x).begin(),(x).end() const long long MOD=1000000007; // const long long MOD=998244353; const int INF=1e9; const long long IINF=1e18; const int dx[4]={1,0,-1,0},dy[4]={0,1,0,-1}; const char dir[4]={'D','R','U','L'}; template<typename T> istream &operator>>(istream &is,vector<T> &v){ for (T &x:v) is >> x; return is; } template<typename T> ostream &operator<<(ostream &os,const vector<T> &v){ for (int i=0;i<v.size();++i){ os << v[i] << (i+1==v.size()?"": " "); } return os; } template<typename T,typename U> ostream &operator<<(ostream &os,const pair<T,U> &p){ os << '(' << p.first << ',' << p.second << ')'; return os; } template<typename T,typename U> ostream &operator<<(ostream &os,const map<T,U> &m){ os << '{'; for (auto itr=m.begin();itr!=m.end();++itr){ os << '(' << itr->first << ',' << itr->second << ')'; if (++itr!=m.end()) os << ','; --itr; } os << '}'; return os; } template<typename T> ostream &operator<<(ostream &os,const set<T> &s){ os << '{'; for (auto itr=s.begin();itr!=s.end();++itr){ os << *itr; if (++itr!=s.end()) os << ','; --itr; } os << '}'; return os; } void debug_out(){cerr << '\n';} template<class Head,class... Tail> void debug_out(Head&& head,Tail&&... tail){ cerr << head; if (sizeof...(Tail)>0) cerr << ", "; debug_out(move(tail)...); } #ifdef LOCAL #define debug(...) cerr << " ";\ cerr << #__VA_ARGS__ << " :[" << __LINE__ << ":" << __FUNCTION__ << "]" << '\n';\ cerr << " ";\ debug_out(__VA_ARGS__) #else #define debug(...) 42 #endif template<typename T> T gcd(T x,T y){return y!=0?gcd(y,x%y):x;} template<typename T> T lcm(T x,T y){return x/gcd(x,y)*y;} template<class T1,class T2> inline bool chmin(T1 &a,T2 b){ if (a>b){a=b; return true;} return false; } template<class T1,class T2> inline bool chmax(T1 &a,T2 b){ if (a<b){a=b; return true;} return false; } #pragma endregion namespace FastFourierTransform{ struct Complex{ double x,y; Complex():x(0),y(0){} Complex(double x,double y):x(x),y(y){} inline Complex operator+(const Complex &c) const { return Complex(x+c.x,y+c.y); } inline Complex operator-(const Complex &c) const { return Complex(x-c.x,y-c.y); } inline Complex operator*(const Complex &c) const { return Complex(x*c.x-y*c.y,x*c.y+y*c.x); } inline Complex conj() const {return Complex(x,-y);} }; const double PI=acosl(-1); vector<Complex> roots={{0,0},{1,0}}; vector<int> rev={0,1}; int base=1; void ensure_base(int nbase){ if (nbase<=base) return; rev.resize(1<<nbase); for (int i=0;i<(1<<nbase);++i){ rev[i]=(rev[i>>1]>>1)|((i&1)<<(nbase-1)); } roots.resize(1<<nbase); for (;base<nbase;++base){ double angle=PI*2.0/(1<<(base+1)); for (int i=1<<(base-1);i<(1<<base);++i){ roots[i<<1]=roots[i]; double angle_i=angle*((i<<1|1)-(1<<base)); roots[i<<1|1]=Complex(cos(angle_i),sin(angle_i)); } } } void fft(vector<Complex> &a,int n){ int zeros=__builtin_ctz(n); ensure_base(zeros); int shift=base-zeros; for (int i=0;i<n;++i){ if (i<(rev[i]>>shift)){ swap(a[i],a[rev[i]>>shift]); } } for (int k=1;k<n;k<<=1){ for (int i=0;i<n;i+=(k<<1)){ for (int j=0;j<k;++j){ Complex z=a[i+j+k]*roots[j+k]; a[i+j+k]=a[i+j]-z; a[i+j]=a[i+j]+z; } } } } vector<long long> multiply(const vector<int> &a,const vector<int> &b){ int need=a.size()+b.size()-1; int nbase=1; while((1<<nbase)<need) ++nbase; ensure_base(nbase); int sz=1<<nbase; vector<Complex> C(sz); for (int i=0;i<sz;++i){ int x=(i<a.size()?a[i]:0); int y=(i<b.size()?b[i]:0); C[i]=Complex(x,y); } fft(C,sz); Complex r(0,-0.25/(sz>>1)),s(0,1),t(0.5,0); for (int i=0;i<=(sz>>1);++i){ int j=(sz-i)&(sz-1); Complex z=(C[j]*C[j]-(C[i]*C[i]).conj())*r; C[j]=(C[i]*C[i]-(C[j]*C[j]).conj())*r; C[i]=z; } for (int i=0;i<(sz>>1);++i){ Complex C0=(C[i]+C[i+(sz>>1)])*t; Complex C1=(C[i]-C[i+(sz>>1)])*t*roots[(sz>>1)+i]; C[i]=C0+C1*s; } fft(C,sz>>1); vector<long long> res(need); for (int i=0;i<need;++i){ res[i]=llround(i&1?C[i>>1].y:C[i>>1].x); } return res; } } int main(){ cin.tie(0); ios::sync_with_stdio(false); int L,M,N; cin >> L >> M >> N; vector<int> A(N+1,0),B(N+1,0); for (int i=0;i<L;++i){ int a; cin >> a; A[a]=1; } for (int i=0;i<M;++i){ int b; cin >> b; B[N-b]=1; } vector<long long> C=FastFourierTransform::multiply(A,B); int Q; cin >> Q; for (int i=0;i<Q;++i) cout << C[N+i] << '\n'; }