結果
問題 | No.762 PDCAパス |
ユーザー | penguinshunya |
提出日時 | 2020-01-27 06:49:14 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 46 ms / 2,000 ms |
コード長 | 4,081 bytes |
コンパイル時間 | 1,648 ms |
コンパイル使用メモリ | 173,492 KB |
実行使用メモリ | 9,088 KB |
最終ジャッジ日時 | 2024-09-14 11:48:38 |
合計ジャッジ時間 | 4,510 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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
5,376 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 | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 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 | 2 ms
5,376 KB |
testcase_13 | AC | 3 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 2 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 | 2 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 2 ms
5,376 KB |
testcase_22 | AC | 17 ms
5,376 KB |
testcase_23 | AC | 17 ms
5,376 KB |
testcase_24 | AC | 45 ms
9,088 KB |
testcase_25 | AC | 41 ms
9,088 KB |
testcase_26 | AC | 19 ms
5,376 KB |
testcase_27 | AC | 18 ms
5,376 KB |
testcase_28 | AC | 46 ms
8,704 KB |
testcase_29 | AC | 46 ms
8,832 KB |
testcase_30 | AC | 42 ms
7,808 KB |
testcase_31 | AC | 40 ms
7,808 KB |
testcase_32 | AC | 41 ms
7,808 KB |
testcase_33 | AC | 37 ms
6,912 KB |
testcase_34 | AC | 37 ms
6,784 KB |
testcase_35 | AC | 38 ms
6,784 KB |
testcase_36 | AC | 30 ms
5,504 KB |
testcase_37 | AC | 29 ms
5,504 KB |
testcase_38 | AC | 30 ms
5,424 KB |
testcase_39 | AC | 30 ms
5,376 KB |
testcase_40 | AC | 30 ms
5,504 KB |
コンパイルメッセージ
In lambda function, inlined from 'constexpr _Res std::__invoke_impl(__invoke_other, _Fn&&, _Args&& ...) [with _Res = ModInt<1000000007>; _Fn = solve()::<lambda(int, int)>&; _Args = {int, int}]' at /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/invoke.h:61:36, inlined from 'constexpr std::__can_invoke_as_nonvoid<_Res, _Callable, _Args ...> std::__invoke_r(_Callable&&, _Args&& ...) [with _Res = ModInt<1000000007>; _Callable = solve()::<lambda(int, int)>&; _Args = {int, int}]' at /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/invoke.h:142:40, inlined from 'static _Res std::_Function_handler<_Res(_ArgTypes ...), _Functor>::_M_invoke(const std::_Any_data&, _ArgTypes&& ...) [with _Res = ModInt<1000000007>; _Functor = solve()::<lambda(int, int)>; _ArgTypes = {int, int}]' at /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/std_function.h:290:30: main.cpp:94:7: warning: 'x' may be used uninitialized [-Wmaybe-uninitialized] 94 | if (s[v] != x) continue; | ^~ main.cpp: In static member function 'static _Res std::_Function_handler<_Res(_ArgTypes ...), _Functor>::_M_invoke(const std::_Any_data&, _ArgTypes&& ...) [with _Res = ModInt<1000000007>; _Functor = solve()::<lambda(int, int)>; _ArgTypes = {int, int}]': main.cpp:84:10: note: 'x' was declared here 84 | char x; | ^
ソースコード
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < int(n); i++) #define rrep(i, n) for (int i = int(n) - 1; i >= 0; i--) #define reps(i, n) for (int i = 1; i <= int(n); i++) #define rreps(i, n) for (int i = int(n); i >= 1; i--) #define repc(i, n) for (int i = 0; i <= int(n); i++) #define rrepc(i, n) for (int i = int(n); i >= 0; i--) #define repi(i, a, b) for (int i = int(a); i < int(b); i++) #define repic(i, a, b) for (int i = int(a); i <= int(b); i++) #define each(x, y) for (auto &x : y) #define all(a) (a).begin(), (a).end() #define bit(b) (1ll << (b)) using namespace std; using i32 = int; using i64 = long long; using u64 = unsigned long long; using f80 = long double; using vi32 = vector<i32>; using vi64 = vector<i64>; using vu64 = vector<u64>; using vf80 = vector<f80>; using vstr = vector<string>; inline void yes() { cout << "Yes" << '\n'; exit(0); } inline void no() { cout << "No" << '\n'; exit(0); } inline i64 gcd(i64 a, i64 b) { if (min(a, b) == 0) return max(a, b); if (a % b == 0) return b; return gcd(b, a % b); } inline i64 lcm(i64 a, i64 b) { return a / gcd(a, b) * b; } inline u64 xorshift() { static u64 x = 88172645463325252ull; x = x ^ (x << 7); return x = x ^ (x >> 9); } template <typename T> class pqasc : public priority_queue<T, vector<T>, greater<T>> {}; template <typename T> class pqdesc : public priority_queue<T, vector<T>, less<T>> {}; template <typename T> inline void amax(T &x, T y) { if (x < y) x = y; } template <typename T> inline void amin(T &x, T y) { if (x > y) x = y; } template <typename T> inline T exp(T x, i64 n, T e = 1) { T r = e; while (n > 0) { if (n & 1) r *= x; x *= x; n >>= 1; } return r; } template <typename T> inline T bis(T ok, T ng, function<bool(T)> f, T eps = 1) { while (abs(ok - ng) > eps) { T mi = (ok + ng) / 2; (f(mi) ? ok : ng) = mi; } return ok; } template <typename T> istream& operator>>(istream &is, vector<T> &v) { each(x, v) is >> x; return is; } template <typename T> ostream& operator<<(ostream &os, vector<T> &v) { rep(i, v.size()) { if (i) os << ' '; os << v[i]; } return os; } template <typename T, typename S> istream& operator>>(istream &is, pair<T, S> &p) { is >> p.first >> p.second; return is; } template <typename T, typename S> ostream& operator<<(ostream &os, pair<T, S> &p) { os << p.first << ' ' << p.second; return os; } void solve(); int main() { ios::sync_with_stdio(0); cin.tie(0); cout << fixed << setprecision(16); solve(); return 0; } template <int mod> struct ModInt { int x; ModInt(): x(0) {} ModInt(long long a) { x = a % mod; if (x < 0) x += mod; } ModInt &operator+=(ModInt that) { x = (x + that.x) % mod; return *this; } ModInt &operator-=(ModInt that) { x = (x + mod - that.x) % mod; return *this; } ModInt &operator*=(ModInt that) { x = (long long) x * that.x % mod; return *this; } ModInt &operator/=(ModInt that) { return *this *= that.inverse(); } ModInt inverse() { int a = x, b = mod, u = 1, v = 0; while (b) { int t = a / b; a -= t * b; u -= t * v; swap(a, b); swap(u, v); } return ModInt(u); } #define op(o, p) ModInt operator o(ModInt that) { return ModInt(*this) p that; } op(+, +=) op(-, -=) op(*, *=) op(/, /=) #undef op friend ostream& operator<<(ostream &os, ModInt m) { return os << m.x; } }; using mint = ModInt<1000000007>; mint dp[100001]; void solve() { int n, m; cin >> n >> m; rep(i, n) dp[i].x = -1; string s; cin >> s; vector<vi32> edges(n); rep(i, m) { int u, v; cin >> u >> v; u--, v--; edges[u].push_back(v); edges[v].push_back(u); } function<mint(int, int)> dfs = [&](int u, int p) { if (dp[u].x != -1) return dp[u]; char x; switch (s[u]) { case 'P': x = 'D'; break; case 'D': x = 'C'; break; case 'C': x = 'A'; break; case 'A': return (mint) 1; } mint ret = 0; each(v, edges[u]) { if (v == p) continue; if (s[v] != x) continue; ret += dfs(v, u); } return dp[u] = ret; }; mint ans = 0; rep(i, n) { if (s[i] == 'P') ans += dfs(i, -1); } cout << ans << endl; }