結果
問題 | No.2761 Substitute and Search |
ユーザー | wingu |
提出日時 | 2024-06-11 12:31:22 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2,287 ms / 4,000 ms |
コード長 | 4,923 bytes |
コンパイル時間 | 3,775 ms |
コンパイル使用メモリ | 264,640 KB |
実行使用メモリ | 138,880 KB |
最終ジャッジ日時 | 2024-06-11 12:31:46 |
合計ジャッジ時間 | 19,015 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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
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 | 1,452 ms
138,752 KB |
testcase_05 | AC | 2,287 ms
138,880 KB |
testcase_06 | AC | 566 ms
138,880 KB |
testcase_07 | AC | 1,576 ms
138,880 KB |
testcase_08 | AC | 574 ms
138,752 KB |
testcase_09 | AC | 1,540 ms
138,880 KB |
testcase_10 | AC | 568 ms
138,880 KB |
testcase_11 | AC | 1,586 ms
138,880 KB |
testcase_12 | AC | 1,104 ms
138,880 KB |
testcase_13 | AC | 1,057 ms
138,880 KB |
testcase_14 | AC | 1,056 ms
138,752 KB |
testcase_15 | AC | 1,072 ms
138,880 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #ifdef DEFINED_ONLY_IN_LOCAL #include <dump.hpp> #define dump(...) cpp_dump(__VA_ARGS__) #else #undef dump #define dump(...) #endif #define rep1(i, a) for (int i = 0; i < (int)(a); i++) #define rep2(i, a, b) for (int i = (int)(a); i < (int)(b); i++) #define rep3(i, a, b, c) for (int i = (int)(a); i < (int)(b); i += (int)(c)) #define overloadRep(a, b, c, d, e, ...) e #define rep(...) overloadRep(__VA_ARGS__, rep3, rep2, rep1)(__VA_ARGS__) #define rrep(i, a, b) for (int i = (int)(a); i <= (int)(b); i++) #define drep(i, a, b) for (int i = (int)(a); i >= (int)(b); i--) #define all(a) a.begin(), a.end() #define rall(a) a.rbegin(), a.rend() using ll = long long; using P = pair<ll, ll>; using T = tuple<ll, ll, ll>; const int inf = 1e9; const ll INF = 1e18; const int dx[4] = {0, 1, 0, -1}; const int dy[4] = {1, 0, -1, 0}; struct cincout { cincout() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout << fixed << setprecision(15); } } init; template <class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return true; } return false; } template <class T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return true; } return false; } template <class T> istream &operator>>(istream &is, vector<T> &v) { for (T &in : v) { is >> in; } return is; } template <class T> ostream &operator<<(ostream &os, const vector<T> &v) { rep(i, (int)v.size()) { os << v[i] << " \n"[i + 1 == (int)v.size()]; } return os; } template <class T> istream &operator>>(istream &is, vector<vector<T>> &vv) { for (vector<T> &v : vv) { is >> v; } return is; } template <class T> ostream &operator<<(ostream &os, vector<vector<T>> &vv) { for (vector<T> &v : vv) { os << v; } return os; } template <class T1, class T2> istream &operator>>(istream &is, pair<T1, T2> &p) { is >> p.first >> p.second; return is; } template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &p) { os << p.first << " " << p.second << '\n'; return os; } bool bit(ll x, int p) { return (x >> p) & 1; } bool out(int ni, int nj, int h, int w) { return (ni < 0 or ni >= h or nj < 0 or nj >= w); } int pc(ll x) { return __builtin_popcountll(x); } #include <atcoder/segtree> using namespace atcoder; mt19937_64 r(time(0)); const int mod1 = 1000000007, mod2 = 1000000009; const int base1 = r() % mod1, base2 = r() % mod2; using TT = tuple<int, int, int, int>; TT op(TT l, TT r){ auto [a, b, c, d] = l; auto [e, f, g, h] = r; int res1 = ((ll)a * g + e) % mod1; int res2 = ((ll)b * h + f) % mod2; return TT(res1, res2, ((ll)c * g) % mod1, ((ll)d * h) % mod2); } TT e(){ return TT(0, 0, 1, 1); } TT op_(TT l, TT r) { auto [a, b, c, d] = l; auto [e, f, g, h] = r; int res1 = ((ll)e * c + a) % mod1; int res2 = ((ll)f * d + b) % mod2; return TT(res1, res2, ((ll)c * g) % mod1, ((ll)d * h) % mod2); } struct SegmentRollingHash{ segtree<TT, op, e> seg; segtree<TT, op_, e> r_seg; bool reverse = false; SegmentRollingHash(const string &s = "", bool reverse_ = false) : reverse(reverse_) { int n = s.size(); seg = segtree<TT, op, e>(n); if(reverse)r_seg = segtree<TT, op_, e>(n); rep (i, n) { seg.set(i, TT(s[i], s[i], base1, base2)); if(reverse)r_seg.set(i, TT(s[i], s[i], base1, base2)); } } void set(int i, char c) { seg.set(i, TT(c, c, base1, base2)); if(reverse)r_seg.set(i, TT(c, c, base1, base2)); } ll get(int l, int r) { auto [a, b, c, d] = seg.prod(l, r); return (ll)a * mod2 + b; } ll r_get(int l, int r) { auto [a, b, c, d] = r_seg.prod(l, r); return (ll)a * mod2 + b; } }; int main(){ int n,l,q;cin>>n>>l>>q; vector<string> s(n);cin>>s; vector<SegmentRollingHash> rol(n); rep(i,n){ rol[i] = SegmentRollingHash(s[i]); } while(q--){ int type;cin>>type; if(type==1){ int k; char c, d; cin>>k>>c>>d; k--; rep(i,n){ if(s[i][k]==c){ s[i][k]=d; rol[i].set(k, d); } } }else{ string t; cin>>t; int m=t.size(); ll cor1=0,cor2=0; rep(i,m){ cor1 = cor1 * base1 + t[i]; cor1 %= mod1; } rep(i,m){ cor2 = cor2 * base2 + t[i]; cor2 %= mod2; } int ans=0; rep(i,n){ if(rol[i].get(0,m) == cor1 * mod2 + cor2)ans++; } cout<<ans<<endl; } } return 0; }