Submission #985538
Source Code Expand
#include <stdio.h> #include <stdlib.h> #include <string.h> #include <memory.h> #include <math.h> #include <assert.h> #include <queue> #include <map> #include <set> #include <string> #include <algorithm> #include <iostream> #include <functional> using namespace std; typedef long long ll; typedef pair<int,int> Pi; #define Fi first #define Se second #define pb(x) push_back(x) #define sz(x) (int)x.size() #define rep(i, n) for(int i=0;i<n;i++) #define all(x) x.begin(), x.end() char S[1000010], T[1000010]; int N; void solve(){ scanf("%d%s%s", &N, S+1, T+1); if(!strcmp(S+1, T+1)){ printf("0"); return; } int que[1000010], *fr = que, *re = que, ans = 0; for(int i=N, j=N;i>=1;i--)if(T[i] != T[i-1]){ j = min(i, j); while(j > 0 && S[j] != T[i])--j; if(j == 0){ printf("-1"); return; } while(re < fr && *re - (fr-re) >= i)re++; if(i != j){ *fr++ = j; ans = max(ans, (int)(fr - re)); } } printf("%d", ans + 1); } int main(){ int Tc = 1; //scanf("%d\n", &Tc); for(int tc=1;tc<=Tc;tc++){ solve(); } return 0; }
Submission Info
Submission Time | |
---|---|
Task | F - Shik and Copying String |
User | molamola |
Language | C++14 (GCC 5.4.1) |
Score | 1500 |
Code Size | 1105 Byte |
Status | AC |
Exec Time | 25 ms |
Memory | 6144 KB |
Compile Error
./Main.cpp: In function ‘void solve()’: ./Main.cpp:28:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%s%s", &N, S+1, T+1); ^
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 | 3 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 | 2 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 | 18 ms | 6144 KB |
027.txt | AC | 15 ms | 4096 KB |
028.txt | AC | 24 ms | 4608 KB |
029.txt | AC | 25 ms | 4608 KB |
030.txt | AC | 13 ms | 2176 KB |
031.txt | AC | 13 ms | 2176 KB |
032.txt | AC | 13 ms | 2304 KB |
033.txt | AC | 14 ms | 2304 KB |
034.txt | AC | 14 ms | 2304 KB |
035.txt | AC | 14 ms | 2304 KB |
036.txt | AC | 14 ms | 2304 KB |
037.txt | AC | 14 ms | 2304 KB |
038.txt | AC | 13 ms | 2304 KB |
039.txt | AC | 13 ms | 2304 KB |
040.txt | AC | 20 ms | 4224 KB |
041.txt | AC | 20 ms | 4992 KB |
042.txt | AC | 18 ms | 5888 KB |
043.txt | AC | 18 ms | 6016 KB |
044.txt | AC | 18 ms | 6144 KB |
045.txt | AC | 18 ms | 6144 KB |
046.txt | AC | 18 ms | 6144 KB |
047.txt | AC | 18 ms | 6144 KB |
048.txt | AC | 18 ms | 6144 KB |
049.txt | AC | 18 ms | 6144 KB |
050.txt | AC | 17 ms | 6144 KB |
051.txt | AC | 17 ms | 6144 KB |
052.txt | AC | 14 ms | 4096 KB |
053.txt | AC | 18 ms | 4096 KB |
054.txt | AC | 18 ms | 4096 KB |
055.txt | AC | 18 ms | 4096 KB |
056.txt | AC | 17 ms | 4096 KB |
057.txt | AC | 18 ms | 4096 KB |
058.txt | AC | 18 ms | 4096 KB |
example0.txt | AC | 3 ms | 256 KB |
example1.txt | AC | 2 ms | 256 KB |
example2.txt | AC | 3 ms | 256 KB |
example3.txt | AC | 3 ms | 256 KB |