#328987 (C++14) No.762 PDCAパス

• 問題: No.762 PDCAパス
• ユーザー: 25__toma
• 提出日時: 2019-03-26 04:55:39
• 言語: C++14 (gcc 12.3.0 + boost 1.83.0)
• 結果: AC
• 実行時間: 89 ms / 2,000 ms
• コード長: 1,018 bytes
• コンパイル時間: 1,608 ms
• コンパイル使用メモリ: 169,216 KB
• 実行使用メモリ: 9,728 KB
• 最終ジャッジ日時: 2024-04-19 07:38:08
• 合計ジャッジ時間: 4,821 ms
• ジャッジサーバーID （参考情報）: judge5 / judge4

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; 5,376 KB
testcase_02	AC	2 ms; 5,376 KB
testcase_03	AC	2 ms; 5,376 KB
testcase_04	AC	2 ms; 5,376 KB
testcase_05	AC	1 ms; 5,376 KB
testcase_06	AC	1 ms; 5,376 KB
testcase_07	AC	2 ms; 5,376 KB
testcase_08	AC	2 ms; 5,376 KB
testcase_09	AC	1 ms; 5,376 KB
testcase_10	AC	1 ms; 5,376 KB
testcase_11	AC	2 ms; 5,376 KB
testcase_12	AC	2 ms; 5,376 KB
testcase_13	AC	2 ms; 5,376 KB
testcase_14	AC	2 ms; 5,376 KB
testcase_15	AC	1 ms; 5,376 KB
testcase_16	AC	2 ms; 5,376 KB
testcase_17	AC	2 ms; 5,376 KB
testcase_18	AC	2 ms; 5,376 KB
testcase_19	AC	1 ms; 5,376 KB
testcase_20	AC	2 ms; 5,376 KB
testcase_21	AC	2 ms; 5,376 KB
testcase_22	AC	39 ms; 5,376 KB
testcase_23	AC	41 ms; 5,376 KB
testcase_24	AC	66 ms; 9,728 KB
testcase_25	AC	70 ms; 9,600 KB
testcase_26	AC	45 ms; 5,376 KB
testcase_27	AC	45 ms; 5,376 KB
testcase_28	AC	87 ms; 9,216 KB
testcase_29	AC	89 ms; 9,344 KB
testcase_30	AC	84 ms; 8,064 KB
testcase_31	AC	86 ms; 8,064 KB
testcase_32	AC	87 ms; 8,064 KB
testcase_33	AC	77 ms; 7,040 KB
testcase_34	AC	80 ms; 6,944 KB
testcase_35	AC	79 ms; 6,912 KB
testcase_36	AC	67 ms; 5,376 KB
testcase_37	AC	65 ms; 5,376 KB
testcase_38	AC	66 ms; 5,376 KB
testcase_39	AC	65 ms; 5,376 KB
testcase_40	AC	77 ms; 5,376 KB

ソースコード

#include"bits/stdc++.h"

using namespace std;
using ll = long long;
using ld = long double;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

#define FOR(k,m,n) for(ll (k)=(m);(k)<(n);(k)++)
#define REP(i,n) FOR((i),0,(n))
#define WAITING(str) int str;std::cin>>str;
#define DEBUGING(str) cout<< #str << " " str<<endl

constexpr int INF = (1 << 30);
constexpr ll INFL = (1ll << 60);
constexpr ll MOD = 1000000007;// 10^9+7



int main()
{
	int N, M;
	string S;
	cin >> N >> M >> S;
	vector<ll> score(N);
	vector<vector<int>> edges(N);
	REP(i, M) {
		int a, b;
		cin >> a >> b;
		a--; b--;
		edges[a].push_back(b);
		edges[b].push_back(a);
	}

	ll res = 0;
	REP(from, N)if (S[from] == 'C')for (auto to : edges[from])if (S[to] == 'A')score[from]++;
	REP(from, N)if (S[from] == 'D')for (auto to : edges[from])if (S[to] == 'C')score[from] = (score[from] + score[to]) % MOD;
	REP(from, N)if (S[from] == 'P')for (auto to : edges[from])if (S[to] == 'D')res = (res + score[to]) % MOD;
	cout << res << endl;

	return 0;
}