#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 1000;
int N, M, ans;
char S[MAXN+10][MAXN+10], T[3][3];
int chk(int y, int x)
{
int i, j;
for(i=0; i<2; i++) for(j=0; j<2; j++) if(S[y+i][x+j]!=T[i][j]) return 0;
return 1;
}
int main()
{
int i, j;
scanf("%d%d", &N, &M);
for(i=1; i<=N; i++) scanf("%s", S[i]+1);
for(i=0; i<2; i++) scanf("%s", T[i]);
int cnt=0;
for(i=1; i<=N; i++) for(j=1; j<=M; j++) cnt+=chk(i, j);
ans=cnt;
for(i=1; i<=N; i++) for(j=1; j<=M; j++)
{
char t=S[i][j];
cnt-=chk(i-1, j-1)+chk(i-1, j)+chk(i, j-1)+chk(i, j);
S[i][j]='J';
cnt+=chk(i-1, j-1)+chk(i-1, j)+chk(i, j-1)+chk(i, j);
ans=max(ans, cnt);
cnt-=chk(i-1, j-1)+chk(i-1, j)+chk(i, j-1)+chk(i, j);
S[i][j]='O';
cnt+=chk(i-1, j-1)+chk(i-1, j)+chk(i, j-1)+chk(i, j);
ans=max(ans, cnt);
cnt-=chk(i-1, j-1)+chk(i-1, j)+chk(i, j-1)+chk(i, j);
S[i][j]='I';
cnt+=chk(i-1, j-1)+chk(i-1, j)+chk(i, j-1)+chk(i, j);
ans=max(ans, cnt);
cnt-=chk(i-1, j-1)+chk(i-1, j)+chk(i, j-1)+chk(i, j);
S[i][j]=t;
cnt+=chk(i-1, j-1)+chk(i-1, j)+chk(i, j-1)+chk(i, j);
}
printf("%d", ans);
}
Compilation message
2014_ho_t1.cpp: In function 'int main()':
2014_ho_t1.cpp:24:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d", &N, &M);
~~~~~^~~~~~~~~~~~~~~~
2014_ho_t1.cpp:25:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
for(i=1; i<=N; i++) scanf("%s", S[i]+1);
~~~~~^~~~~~~~~~~~~~
2014_ho_t1.cpp:26:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
for(i=0; i<2; i++) scanf("%s", T[i]);
~~~~~^~~~~~~~~~~~
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
380 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
380 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
320 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
376 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
376 KB |
Output is correct |
| 16 |
Correct |
2 ms |
376 KB |
Output is correct |
| 17 |
Correct |
3 ms |
376 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
376 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
404 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
380 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
380 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
320 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
376 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
376 KB |
Output is correct |
| 16 |
Correct |
2 ms |
376 KB |
Output is correct |
| 17 |
Correct |
3 ms |
376 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
376 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
404 KB |
Output is correct |
| 23 |
Correct |
2 ms |
376 KB |
Output is correct |
| 24 |
Correct |
2 ms |
376 KB |
Output is correct |
| 25 |
Correct |
2 ms |
376 KB |
Output is correct |
| 26 |
Correct |
3 ms |
376 KB |
Output is correct |
| 27 |
Correct |
2 ms |
376 KB |
Output is correct |
| 28 |
Correct |
2 ms |
376 KB |
Output is correct |
| 29 |
Correct |
2 ms |
376 KB |
Output is correct |
| 30 |
Correct |
2 ms |
376 KB |
Output is correct |
| 31 |
Correct |
3 ms |
376 KB |
Output is correct |
| 32 |
Correct |
3 ms |
504 KB |
Output is correct |
| 33 |
Correct |
3 ms |
504 KB |
Output is correct |
| 34 |
Correct |
2 ms |
376 KB |
Output is correct |
| 35 |
Correct |
2 ms |
256 KB |
Output is correct |
| 36 |
Correct |
3 ms |
376 KB |
Output is correct |
| 37 |
Correct |
6 ms |
504 KB |
Output is correct |
| 38 |
Correct |
4 ms |
504 KB |
Output is correct |
| 39 |
Correct |
6 ms |
612 KB |
Output is correct |
| 40 |
Correct |
6 ms |
632 KB |
Output is correct |
| 41 |
Correct |
56 ms |
2296 KB |
Output is correct |
| 42 |
Correct |
92 ms |
2296 KB |
Output is correct |
| 43 |
Correct |
91 ms |
2296 KB |
Output is correct |
| 44 |
Correct |
71 ms |
2328 KB |
Output is correct |
| 45 |
Correct |
90 ms |
2296 KB |
Output is correct |
| 46 |
Correct |
94 ms |
2296 KB |
Output is correct |
| 47 |
Correct |
58 ms |
2296 KB |
Output is correct |
| 48 |
Correct |
74 ms |
2336 KB |
Output is correct |
| 49 |
Correct |
90 ms |
2296 KB |
Output is correct |
| 50 |
Correct |
93 ms |
2364 KB |
Output is correct |
