結果
問題 | No.1112 冥界の音楽 |
ユーザー | koyopro |
提出日時 | 2020-07-10 23:25:03 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,286 ms / 2,000 ms |
コード長 | 4,402 bytes |
コンパイル時間 | 2,473 ms |
コンパイル使用メモリ | 212,428 KB |
実行使用メモリ | 30,336 KB |
最終ジャッジ日時 | 2024-10-11 18:52:08 |
合計ジャッジ時間 | 7,629 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | 11 ms
30,208 KB |
testcase_01 | AC | 10 ms
30,336 KB |
testcase_02 | AC | 9 ms
30,208 KB |
testcase_03 | AC | 11 ms
30,292 KB |
testcase_04 | AC | 10 ms
30,336 KB |
testcase_05 | AC | 10 ms
30,300 KB |
testcase_06 | AC | 195 ms
30,208 KB |
testcase_07 | AC | 11 ms
30,336 KB |
testcase_08 | AC | 11 ms
30,208 KB |
testcase_09 | AC | 41 ms
30,208 KB |
testcase_10 | AC | 10 ms
30,208 KB |
testcase_11 | AC | 30 ms
30,336 KB |
testcase_12 | AC | 9 ms
30,208 KB |
testcase_13 | AC | 1,275 ms
30,208 KB |
testcase_14 | AC | 177 ms
30,208 KB |
testcase_15 | AC | 32 ms
30,176 KB |
testcase_16 | AC | 10 ms
30,208 KB |
testcase_17 | AC | 50 ms
30,208 KB |
testcase_18 | AC | 47 ms
30,208 KB |
testcase_19 | AC | 10 ms
30,336 KB |
testcase_20 | AC | 17 ms
30,208 KB |
testcase_21 | AC | 141 ms
30,336 KB |
testcase_22 | AC | 205 ms
30,336 KB |
testcase_23 | AC | 53 ms
30,336 KB |
testcase_24 | AC | 9 ms
30,208 KB |
testcase_25 | AC | 10 ms
30,336 KB |
testcase_26 | AC | 9 ms
30,204 KB |
testcase_27 | AC | 10 ms
30,336 KB |
testcase_28 | AC | 10 ms
30,296 KB |
testcase_29 | AC | 10 ms
30,208 KB |
testcase_30 | AC | 44 ms
30,336 KB |
testcase_31 | AC | 9 ms
30,336 KB |
testcase_32 | AC | 44 ms
30,336 KB |
testcase_33 | AC | 10 ms
30,336 KB |
testcase_34 | AC | 9 ms
30,336 KB |
testcase_35 | AC | 10 ms
30,208 KB |
testcase_36 | AC | 1,286 ms
30,208 KB |
ソースコード
#include "bits/stdc++.h" using namespace std; #define int long long #define FOR(i, a, b) for(int i=(a);i<(b);i++) #define RFOR(i, a, b) for(int i=(b-1);i>=(a);i--) #define REP(i, n) for(int i=0; i<(n); i++) #define RREP(i, n) for(int i=(n-1); i>=0; i--) #define REP1(i, n) for(int i=1; i<=(n); i++) #define RREP1(i, n) for(int i=(n); i>=1; i--) #define ALL(a) (a).begin(),(a).end() #define UNIQUE_SORT(l) sort(ALL(l)); l.erase(unique(ALL(l)), l.end()); #define CONTAIN(a, b) find(ALL(a), (b)) != (a).end() #define out(...) printf(__VA_ARGS__) #if DEBUG #define debug(...) printf(__VA_ARGS__) #else #define debug(...) /* ... */ #endif template<class T>bool chmax(T &a,const T &b){if(a<b){a=b;return true;}return false;} template<class T>bool chmin(T &a,const T &b){if(b<a){a=b;return true;}return false;} void solve(); signed main() { #if DEBUG std::ifstream in("input.txt"); std::cin.rdbuf(in.rdbuf()); #endif cin.tie(0); ios::sync_with_stdio(false); solve(); return 0; } /*================================*/ #if DEBUG #define SIZE 10 #else #define SIZE 333 #endif template<int MOD> struct ModInt { static const int Mod = MOD; unsigned x; ModInt() : x(0) { } ModInt(signed sig) { x = sig < 0 ? sig % MOD + MOD : sig % MOD; } ModInt(signed long long sig) { x = sig < 0 ? sig % MOD + MOD : sig % MOD; } int get() const { return (int)x; } ModInt &operator+=(ModInt that) { if ((x += that.x) >= MOD) x -= MOD; return *this; } ModInt &operator-=(ModInt that) { if ((x += MOD - that.x) >= MOD) x -= MOD; return *this; } ModInt &operator*=(ModInt that) { x = (unsigned long long)x * that.x % MOD; return *this; } ModInt &operator/=(ModInt that) { return *this *= that.inverse(); } ModInt operator+(ModInt that) const { return ModInt(*this) += that; } ModInt operator-(ModInt that) const { return ModInt(*this) -= that; } ModInt operator*(ModInt that) const { return ModInt(*this) *= that; } ModInt operator/(ModInt that) const { return ModInt(*this) /= that; } ModInt inverse() const { long long a = x, b = MOD, u = 1, v = 0; while (b) { long long t = a / b; a -= t * b; std::swap(a, b); u -= t * v; std::swap(u, v); } return ModInt(u); } bool operator==(ModInt that) const { return x == that.x; } bool operator!=(ModInt that) const { return x != that.x; } ModInt operator-() const { ModInt t; t.x = x == 0 ? 0 : Mod - x; return t; } }; template<int MOD> ostream& operator<<(ostream& st, const ModInt<MOD> a) { st << a.get(); return st; }; template<int MOD> ModInt<MOD> operator^(ModInt<MOD> a, unsigned long long k) { ModInt<MOD> r = 1; while (k) { if (k & 1) r *= a; a *= a; k >>= 1; } return r; } typedef ModInt<1000000007> mint; int N,M,K; int A[SIZE]; // i番目,3つ前,2つ前,1つ前→組み合わせ数 int DP[2][6][6][6]; struct Tup { int a,b,c; }; // 3*(2^i)番目,前のTupのindex,次のTupのindex→組み合わせ数 mint DP2[62][SIZE][SIZE]; int MOD=1e9+7; int E[6][6][6]; void solve() { cin>>K>>M>>N; int p,q,r; vector<Tup> tups; vector<int> s0; REP(i,M) { cin>>p>>q>>r; --p;--q;--r; if (!p) s0.push_back(tups.size()); tups.push_back({p,q,r}); E[p][q][r]=1; } int size = tups.size(); REP(i,size)REP(j,size) { auto [a,b,c] = tups[i]; auto [d,e,f] = tups[j]; if (E[b][c][d] && E[c][d][e]) { DP2[0][i][j] += 1; } } N -= 3; int T = N/3; // i番目,-3,-2,-1 vector<int> ans(size), tmp(size); for (int i:s0) { ans[i] = 1; } REP(i,61) { REP(j,size)REP(k,size)REP(l,size) { DP2[i+1][j][l] += DP2[i][j][k]*DP2[i][k][l]; } if (T & (1LL<<i)) { fill(ALL(tmp), 0); REP(j,size)REP(k,size) { (tmp[k] += ans[j] * DP2[i][j][k].get()) %= MOD; } REP(j,size) ans[j]=tmp[j]; } } REP(i,size) { auto [a,b,c] = tups[i]; DP[0][a][b][c] = ans[i]; } int m = N%3; REP(i,m) { int from = i%2, to = (i+1)%2; REP(j,6)REP(k,6)REP(l,6) DP[to][j][k][l] = 0; REP(j,6)REP(k,6)REP(l,6)REP(n,6) { if (E[k][l][n]) (DP[to][k][l][n] += DP[from][j][k][l]) %= MOD; } } int ret = 0; REP(j,6)REP(k,6) (ret += DP[m%2][j][k][0]) %= MOD; cout << ret << endl; }