結果
問題 | No.520 プロジェクトオイラーへの招待 |
ユーザー |
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提出日時 | 2017-09-14 02:50:01 |
言語 | C++11(廃止可能性あり) (gcc 13.3.0) |
結果 |
AC
|
実行時間 | 165 ms / 4,000 ms |
コード長 | 2,900 bytes |
コンパイル時間 | 1,670 ms |
コンパイル使用メモリ | 159,348 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-07 21:07:40 |
合計ジャッジ時間 | 2,146 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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ファイルパターン | 結果 |
---|---|
other | AC * 7 |
ソースコード
#include <bits/stdc++.h>#define rep(i,n) for(int i=0;i<(int)(n);i++)#define rep1(i,n) for(int i=1;i<=(int)(n);i++)#define all(c) c.begin(),c.end()#define pb push_back#define fs first#define sc second#define show(x) cout << #x << " = " << x << endl#define chmin(x,y) x=min(x,y)#define chmax(x,y) x=max(x,y)using namespace std;template<class S,class T> ostream& operator<<(ostream& o,const pair<S,T> &p){return o<<"("<<p.fs<<","<<p.sc<<")";}template<class T> ostream& operator<<(ostream& o,const vector<T> &vc){o<<"sz = "<<vc.size()<<endl<<"[";for(const T& v:vc) o<<v<<",";o<<"]";return o;}template<unsigned int mod_>struct ModInt{using uint = unsigned int;using ll = long long;using ull = unsigned long long;constexpr static uint mod = mod_;uint v;ModInt():v(0){}ModInt(ll v):v(normS(v%mod+mod)){}explicit operator bool() const {return v!=0;}static uint normS(const uint &x){return (x<mod)?x:x-mod;} // [0 , 2*mod-1] -> [0 , mod-1]static ModInt make(const uint &x){ModInt m; m.v=x; return m;}ModInt operator+(const ModInt& b) const { return make(normS(v+b.v));}ModInt operator-(const ModInt& b) const { return make(normS(v+mod-b.v));}ModInt operator-() const { return make(normS(mod-v)); }ModInt operator*(const ModInt& b) const { return make((ull)v*b.v%mod);}ModInt operator/(const ModInt& b) const { return *this*b.inv();}ModInt& operator+=(const ModInt& b){ return *this=*this+b;}ModInt& operator-=(const ModInt& b){ return *this=*this-b;}ModInt& operator*=(const ModInt& b){ return *this=*this*b;}ModInt& operator/=(const ModInt& b){ return *this=*this/b;}ll extgcd(ll a,ll b,ll &x,ll &y) const{ll u[]={a,1,0},v[]={b,0,1};while(*v){ll t=*u/ *v;rep(i,3) swap(u[i]-=t*v[i],v[i]);}if(u[0]<0) rep(i,3) u[i]=-u[i];x=u[1],y=u[2];return u[0];}ModInt inv() const{ll x,y;extgcd(v,mod,x,y);return make(normS(x+mod));}bool operator==(const ModInt& b) const { return v==b.v;}bool operator!=(const ModInt& b) const { return v!=b.v;}friend istream& operator>>(istream &o,ModInt& x){ll tmp;o>>tmp;x=ModInt(tmp);return o;}friend ostream& operator<<(ostream &o,const ModInt& x){ return o<<x.v;}};using mint = ModInt<1000000007>;bool done[200][200];mint memo[200][200];mint solve(int a,int b,int c){if(a<b) swap(a,b);if(b<c) swap(b,c);if(a<b) swap(a,b);if(c<0){if(a==0) return 1;else return 0;}if(c==0){if(done[a][b]) return memo[a][b];}if(b==0) return 1;mint res = 0;rep(t,3){rep(i,b){res += solve(a-1,i,0) * solve(c,b-1-i,0);}int d = a;a = b;b = c;c = d;}if(c==0){done[a][b] = 1;return memo[a][b] = res;}rep(i,a) rep(j,b) rep(k,c){res += solve(i,c-1-k,0) * solve(j,a-1-i,0) * solve(k,b-1-j,0);}return res;}int main(){int T;cin>>T;rep(t,T){int a,b,c;cin>>a>>b>>c;cout<<solve(a,b,c)<<endl;}}