Submission #1172929
Source Code Expand
#include <bits/stdc++.h> using namespace std; template <typename T> using Matrix = vector<vector<T>>; int main() { string s; cin >> s; const auto n = int(s.size()); auto f = Matrix<int>(n+2, vector<int>(27, n+1)); auto children = vector<vector<int>>(n+2); children[n+1].push_back(n); for (auto i = n-1; i >= 0; i--) { const auto start = s[i]-'a'; f[i][start] = i+1; for (auto c = start+1; c <= 26; c++) f[i][c] = f[f[i][c-1]][c-1]; for (auto c = 0; c < start; c++) f[i][c] = f[f[i][26]][c]; children[f[i][26]].push_back(i); } auto time = 0; auto start_times = vector<int>(n+2), exit_times = vector<int>(n+2); const function<void(int)> dfs = [&](const int v) { start_times[v] = time++; for (const auto c : children[v]) dfs(c); exit_times[v] = time; }; dfs(n+1); int Q; cin >> Q; for (auto q = 0; q < Q; q++) { int l, r; cin >> l >> r; l--; r--; cout << (start_times[r+1] <= start_times[l] && start_times[l] < exit_times[r+1] ? "Yes": "No") << endl; } }
Submission Info
Submission Time | |
---|---|
Task | C - Robot and String |
User | spencer |
Language | C++14 (GCC 5.4.1) |
Score | 1300 |
Code Size | 1199 Byte |
Status | AC |
Exec Time | 465 ms |
Memory | 122244 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1300 / 1300 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt, 1_22.txt, 1_23.txt, 1_24.txt, 1_25.txt, 1_26.txt, 1_27.txt, 1_28.txt, 1_29.txt, 1_30.txt, 1_31.txt, 1_32.txt, 1_33.txt, 1_34.txt, 1_35.txt, 1_36.txt, 1_37.txt, 1_38.txt, 1_39.txt, 1_40.txt, 1_41.txt, 1_42.txt, 1_43.txt, 1_44.txt, 1_45.txt, 1_46.txt, 1_47.txt, 1_48.txt, 1_49.txt, 1_50.txt, 1_51.txt, 1_52.txt, 1_53.txt, 1_54.txt, 1_55.txt, 1_56.txt, 1_57.txt, 1_58.txt, 1_59.txt, 1_60.txt, 1_61.txt, 1_62.txt, 1_63.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 2 ms | 384 KB |
0_01.txt | AC | 1 ms | 256 KB |
0_02.txt | AC | 1 ms | 256 KB |
1_00.txt | AC | 195 ms | 512 KB |
1_01.txt | AC | 191 ms | 512 KB |
1_02.txt | AC | 461 ms | 93048 KB |
1_03.txt | AC | 449 ms | 93048 KB |
1_04.txt | AC | 465 ms | 99452 KB |
1_05.txt | AC | 462 ms | 103040 KB |
1_06.txt | AC | 367 ms | 114436 KB |
1_07.txt | AC | 364 ms | 122244 KB |
1_08.txt | AC | 355 ms | 96120 KB |
1_09.txt | AC | 352 ms | 96120 KB |
1_10.txt | AC | 354 ms | 96120 KB |
1_11.txt | AC | 366 ms | 96120 KB |
1_12.txt | AC | 359 ms | 96120 KB |
1_13.txt | AC | 353 ms | 96504 KB |
1_14.txt | AC | 366 ms | 96764 KB |
1_15.txt | AC | 357 ms | 96764 KB |
1_16.txt | AC | 355 ms | 96892 KB |
1_17.txt | AC | 360 ms | 97404 KB |
1_18.txt | AC | 367 ms | 97916 KB |
1_19.txt | AC | 366 ms | 98172 KB |
1_20.txt | AC | 367 ms | 98300 KB |
1_21.txt | AC | 372 ms | 98684 KB |
1_22.txt | AC | 378 ms | 99712 KB |
1_23.txt | AC | 385 ms | 100480 KB |
1_24.txt | AC | 387 ms | 101764 KB |
1_25.txt | AC | 391 ms | 103044 KB |
1_26.txt | AC | 384 ms | 104196 KB |
1_27.txt | AC | 376 ms | 105476 KB |
1_28.txt | AC | 366 ms | 106500 KB |
1_29.txt | AC | 371 ms | 107396 KB |
1_30.txt | AC | 355 ms | 108548 KB |
1_31.txt | AC | 356 ms | 110468 KB |
1_32.txt | AC | 356 ms | 114436 KB |
1_33.txt | AC | 351 ms | 93176 KB |
1_34.txt | AC | 333 ms | 95352 KB |
1_35.txt | AC | 345 ms | 101372 KB |
1_36.txt | AC | 340 ms | 100484 KB |
1_37.txt | AC | 352 ms | 104196 KB |
1_38.txt | AC | 349 ms | 105988 KB |
1_39.txt | AC | 349 ms | 106244 KB |
1_40.txt | AC | 346 ms | 105476 KB |
1_41.txt | AC | 347 ms | 107140 KB |
1_42.txt | AC | 349 ms | 105092 KB |
1_43.txt | AC | 351 ms | 107780 KB |
1_44.txt | AC | 354 ms | 107524 KB |
1_45.txt | AC | 356 ms | 107524 KB |
1_46.txt | AC | 354 ms | 108676 KB |
1_47.txt | AC | 357 ms | 108676 KB |
1_48.txt | AC | 354 ms | 112388 KB |
1_49.txt | AC | 440 ms | 96120 KB |
1_50.txt | AC | 399 ms | 107772 KB |
1_51.txt | AC | 404 ms | 94584 KB |
1_52.txt | AC | 402 ms | 103932 KB |
1_53.txt | AC | 398 ms | 93176 KB |
1_54.txt | AC | 401 ms | 110848 KB |
1_55.txt | AC | 407 ms | 98040 KB |
1_56.txt | AC | 401 ms | 106880 KB |
1_57.txt | AC | 401 ms | 96120 KB |
1_58.txt | AC | 355 ms | 109180 KB |
1_59.txt | AC | 361 ms | 118276 KB |
1_60.txt | AC | 359 ms | 107516 KB |
1_61.txt | AC | 357 ms | 105340 KB |
1_62.txt | AC | 352 ms | 94584 KB |
1_63.txt | AC | 349 ms | 103676 KB |