Submission #981967
Source Code Expand
#include <bits/stdc++.h> #define FO(i,a,b) for (int i = (a); i < (b); i++) #define sz(v) int(v.size()) using namespace std; int n; char s[1000005]; char t[1000005]; bool can(int h) { int j = 0; deque<int> kk; int delta = 0; for (int i = 0; i < n; ) { int ei = i; while (ei < n && t[ei] == t[i]) ei++; while (j <= i) { if (s[j] != t[i]) { j++; continue; } if (sz(kk) && kk.front()+delta < j) { kk.pop_front(); continue; } if (sz(kk) >= h) { j++; continue; } break; } if (j > i) return false; delta++; kk.push_back(ei-1-delta); i = ei; } return true; } int main() { scanf("%d %s %s", &n, s, t); if (strcmp(s,t) == 0) { printf("0\n"); return 0; } int st = 1, en = 1000005, bst = -1; while (st <= en) { int m = (st+en)/2; if (can(m)) { bst = m; en = m-1; } else { st = m+1; } } printf("%d\n", bst); }
Submission Info
Submission Time | |
---|---|
Task | F - Shik and Copying String |
User | izrak |
Language | C++14 (GCC 5.4.1) |
Score | 1500 |
Code Size | 1213 Byte |
Status | AC |
Exec Time | 291 ms |
Memory | 6280 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:41:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %s %s", &n, s, t); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1500 / 1500 | ||||
Status |
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Set Name | Test Cases |
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Sample | example0.txt, example1.txt, example2.txt, example3.txt |
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, 033.txt, 034.txt, 035.txt, 036.txt, 037.txt, 038.txt, 039.txt, 040.txt, 041.txt, 042.txt, 043.txt, 044.txt, 045.txt, 046.txt, 047.txt, 048.txt, 049.txt, 050.txt, 051.txt, 052.txt, 053.txt, 054.txt, 055.txt, 056.txt, 057.txt, 058.txt, example0.txt, example1.txt, example2.txt, example3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 2 ms | 256 KB |
001.txt | AC | 3 ms | 256 KB |
002.txt | AC | 3 ms | 256 KB |
003.txt | AC | 3 ms | 256 KB |
004.txt | AC | 3 ms | 256 KB |
005.txt | AC | 3 ms | 256 KB |
006.txt | AC | 3 ms | 256 KB |
007.txt | AC | 3 ms | 256 KB |
008.txt | AC | 3 ms | 256 KB |
009.txt | AC | 3 ms | 256 KB |
010.txt | AC | 3 ms | 256 KB |
011.txt | AC | 3 ms | 256 KB |
012.txt | AC | 3 ms | 256 KB |
013.txt | AC | 3 ms | 256 KB |
014.txt | AC | 3 ms | 256 KB |
015.txt | AC | 3 ms | 256 KB |
016.txt | AC | 3 ms | 256 KB |
017.txt | AC | 3 ms | 256 KB |
018.txt | AC | 3 ms | 256 KB |
019.txt | AC | 3 ms | 256 KB |
020.txt | AC | 3 ms | 256 KB |
021.txt | AC | 3 ms | 256 KB |
022.txt | AC | 3 ms | 256 KB |
023.txt | AC | 3 ms | 256 KB |
024.txt | AC | 3 ms | 256 KB |
025.txt | AC | 10 ms | 2176 KB |
026.txt | AC | 242 ms | 6280 KB |
027.txt | AC | 144 ms | 4304 KB |
028.txt | AC | 291 ms | 2176 KB |
029.txt | AC | 271 ms | 2176 KB |
030.txt | AC | 102 ms | 2176 KB |
031.txt | AC | 100 ms | 2176 KB |
032.txt | AC | 108 ms | 2176 KB |
033.txt | AC | 108 ms | 2176 KB |
034.txt | AC | 101 ms | 2176 KB |
035.txt | AC | 101 ms | 2176 KB |
036.txt | AC | 93 ms | 2176 KB |
037.txt | AC | 94 ms | 2176 KB |
038.txt | AC | 86 ms | 2176 KB |
039.txt | AC | 74 ms | 2176 KB |
040.txt | AC | 210 ms | 2176 KB |
041.txt | AC | 198 ms | 2176 KB |
042.txt | AC | 191 ms | 2304 KB |
043.txt | AC | 172 ms | 2176 KB |
044.txt | AC | 208 ms | 2176 KB |
045.txt | AC | 192 ms | 2176 KB |
046.txt | AC | 211 ms | 2304 KB |
047.txt | AC | 173 ms | 2416 KB |
048.txt | AC | 207 ms | 3036 KB |
049.txt | AC | 194 ms | 3360 KB |
050.txt | AC | 10 ms | 2176 KB |
051.txt | AC | 10 ms | 2176 KB |
052.txt | AC | 10 ms | 2176 KB |
053.txt | AC | 148 ms | 2176 KB |
054.txt | AC | 145 ms | 2176 KB |
055.txt | AC | 144 ms | 2176 KB |
056.txt | AC | 132 ms | 2304 KB |
057.txt | AC | 150 ms | 2672 KB |
058.txt | AC | 166 ms | 2912 KB |
example0.txt | AC | 3 ms | 256 KB |
example1.txt | AC | 2 ms | 256 KB |
example2.txt | AC | 2 ms | 256 KB |
example3.txt | AC | 3 ms | 256 KB |