結果
問題 | No.2761 Substitute and Search |
ユーザー | pitP |
提出日時 | 2024-05-17 22:55:19 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 3,419 bytes |
コンパイル時間 | 5,957 ms |
コンパイル使用メモリ | 319,844 KB |
実行使用メモリ | 184,724 KB |
最終ジャッジ日時 | 2024-05-17 22:55:44 |
合計ジャッジ時間 | 14,416 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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
6,812 KB |
testcase_01 | AC | 1 ms
6,944 KB |
testcase_02 | AC | 1 ms
6,944 KB |
testcase_03 | AC | 1 ms
6,944 KB |
testcase_04 | AC | 1,499 ms
184,696 KB |
testcase_05 | TLE | - |
testcase_06 | AC | 376 ms
184,544 KB |
testcase_07 | AC | 2,187 ms
184,516 KB |
testcase_08 | AC | 364 ms
184,580 KB |
testcase_09 | AC | 2,232 ms
184,584 KB |
testcase_10 | AC | 374 ms
184,632 KB |
testcase_11 | AC | 2,301 ms
184,636 KB |
testcase_12 | AC | 1,377 ms
184,604 KB |
testcase_13 | AC | 1,337 ms
184,516 KB |
testcase_14 | AC | 1,361 ms
184,576 KB |
testcase_15 | AC | 1,325 ms
184,724 KB |
ソースコード
#include <bits/stdc++.h> #include <atcoder/all> using namespace std; using namespace atcoder; istream &operator>>(istream &is, modint &a) { long long v; is >> v; a = v; return is; } ostream &operator<<(ostream &os, const modint &a) { return os << a.val(); } istream &operator>>(istream &is, modint998244353 &a) { long long v; is >> v; a = v; return is; } ostream &operator<<(ostream &os, const modint998244353 &a) { return os << a.val(); } istream &operator>>(istream &is, modint1000000007 &a) { long long v; is >> v; a = v; return is; } ostream &operator<<(ostream &os, const modint1000000007 &a) { return os << a.val(); } typedef long long ll; typedef vector<vector<int>> Graph; typedef pair<int, int> pii; typedef pair<ll, ll> pll; #define FOR(i,l,r) for (int i = l;i < (int)(r); i++) #define rep(i,n) for (int i = 0;i < (int)(n); i++) #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define my_sort(x) sort(x.begin(), x.end()) #define my_max(x) *max_element(all(x)) #define my_min(x) *min_element(all(x)) template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; } template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; } const int INF = (1<<30) - 1; const ll LINF = (1LL<<62) - 1; const int MOD = 998244353; const int MOD2 = 1e9+7; const double PI = acos(-1); vector<int> di = {1,0,-1,0}; vector<int> dj = {0,1,0,-1}; #ifdef LOCAL # include <debug_print.hpp> # define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__) #else # define debug(...) (static_cast<void>(0)) #endif struct RollingHash{ long long base = 114514; long long mod = 1000000007; int N; vector<long long> hash; vector<long long> pw; RollingHash(string &S){ N = S.size(); hash.resize(N + 1, 0); pw.resize(N + 1, 1); for(int i = 0; i < N; i++){ hash[i + 1] = (hash[i] * base + S[i]) % mod; pw[i + 1] = pw[i] * base % mod; } } long long get(int l, int r){ return (hash[r] - (hash[l] * pw[r - l]) % mod + mod) % mod; } }; long long base = 114514; long long mod = 1000000007; using T = array<long long, 2>; T op(T lhs, T rhs){ T res; res[0] = (lhs[0] * rhs[1] + rhs[0]) % mod; res[1]= (lhs[1] * rhs[1]) % mod; return res; } T e(){ return T{0, 1}; } int flg, k, m, ans; char c, d; string t; long long target, hsh; T res; int main(){ cin.tie(0); ios_base::sync_with_stdio(false); int N, L, Q; cin >> N >> L >> Q; vector<string> S(N); rep(i, N) cin >> S[i]; vector<int> wa(N + 1, 0); rep(i, N) { wa[i + 1] = wa[i] + (int)S[i].size(); } vector<T> vec(L * N); rep(id, N)rep(i, L) { vec[id * L + i] = T{S[id][i], base}; } segtree<T,op,e> seg(vec); while(Q--){ cin >> flg; if(flg == 1){ cin >> k >> c >> d; k--; rep(i, N){ if(S[i][k] == c){ S[i][k] = d; seg.set(wa[i] + k, T{d, base}); } } } else{ cin >> t; m = t.size(); RollingHash rh(t); target = rh.get(0, m); ans = 0; rep(i, N){ if(target == seg.prod(wa[i], wa[i] + m)[0]) ans++; } cout << ans << endl; } } }