| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 8389 |
2014-09-13T16:19:31 Z |
cki86201 |
On grid (kriii2_O) |
C++ |
|
76 ms |
3240 KB |
#include<stdio.h>
#include<algorithm>
#include<string.h>
using namespace std;
//O(R^2 * C)
int d[303][303];
int p[303][303];
int b[2][303][606], t;
#define Get(a,b,c,d) (p[c][d]-p[a-1][d]-p[c][b-1]+p[a-1][b-1])
int main(){
int r,c,i,j;
scanf("%d%d",&r,&c);
for(i=1;i<=r;i++)for(j=1;j<=c;j++)scanf("%d",p[i]+j);
for(i=1;i<=r;i++)for(j=1;j<=c;j++)p[i][j] += p[i][j-1] + p[i-1][j] - p[i-1][j-1];
for(i=1;i<=r;i++)for(j=1;j<=c;j++)d[i][j] = p[i][j];
for(i=2;i<=r;i++){
for(j=i-1;j;j--){
int now = 0, mx;
d[i][2] = max(d[i][2], mx = d[j][1] + Get(j+1,2,i,2));
for(int k=3;k<=c;k++){
mx += Get(j+1,k,i,k);
now += d[j][k-1] - d[j][k-2] - Get(j+1,k-1,i,k-1);
if(now > 0)mx += now, now = 0;
d[i][k] = max(d[i][k], mx);
}
}
}
printf("%d",d[r][c]);
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 2 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 3 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 4 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 5 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 6 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 7 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 8 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 9 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 10 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 11 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 12 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 13 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 14 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 15 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 16 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 17 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 18 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 19 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 20 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 21 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 22 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 23 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 24 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 25 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 26 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 27 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 28 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 29 |
Correct |
0 ms |
3240 KB |
Output is correct |
| 30 |
Correct |
0 ms |
3240 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
16 ms |
3240 KB |
Output is correct |
| 2 |
Correct |
8 ms |
3240 KB |
Output is correct |
| 3 |
Correct |
32 ms |
3240 KB |
Output is correct |
| 4 |
Correct |
16 ms |
3240 KB |
Output is correct |
| 5 |
Correct |
4 ms |
3240 KB |
Output is correct |
| 6 |
Correct |
32 ms |
3240 KB |
Output is correct |
| 7 |
Correct |
16 ms |
3240 KB |
Output is correct |
| 8 |
Correct |
40 ms |
3240 KB |
Output is correct |
| 9 |
Correct |
64 ms |
3240 KB |
Output is correct |
| 10 |
Correct |
64 ms |
3240 KB |
Output is correct |
| 11 |
Correct |
16 ms |
3240 KB |
Output is correct |
| 12 |
Correct |
16 ms |
3240 KB |
Output is correct |
| 13 |
Correct |
4 ms |
3240 KB |
Output is correct |
| 14 |
Correct |
44 ms |
3240 KB |
Output is correct |
| 15 |
Correct |
16 ms |
3240 KB |
Output is correct |
| 16 |
Correct |
8 ms |
3240 KB |
Output is correct |
| 17 |
Correct |
24 ms |
3240 KB |
Output is correct |
| 18 |
Correct |
20 ms |
3240 KB |
Output is correct |
| 19 |
Correct |
20 ms |
3240 KB |
Output is correct |
| 20 |
Correct |
8 ms |
3240 KB |
Output is correct |
| 21 |
Correct |
8 ms |
3240 KB |
Output is correct |
| 22 |
Correct |
4 ms |
3240 KB |
Output is correct |
| 23 |
Correct |
12 ms |
3240 KB |
Output is correct |
| 24 |
Correct |
52 ms |
3240 KB |
Output is correct |
| 25 |
Correct |
8 ms |
3240 KB |
Output is correct |
| 26 |
Correct |
4 ms |
3240 KB |
Output is correct |
| 27 |
Correct |
40 ms |
3240 KB |
Output is correct |
| 28 |
Correct |
20 ms |
3240 KB |
Output is correct |
| 29 |
Correct |
8 ms |
3240 KB |
Output is correct |
| 30 |
Correct |
12 ms |
3240 KB |
Output is correct |
| 31 |
Correct |
20 ms |
3240 KB |
Output is correct |
| 32 |
Correct |
52 ms |
3240 KB |
Output is correct |
| 33 |
Correct |
24 ms |
3240 KB |
Output is correct |
| 34 |
Correct |
8 ms |
3240 KB |
Output is correct |
| 35 |
Correct |
12 ms |
3240 KB |
Output is correct |
| 36 |
Correct |
76 ms |
3240 KB |
Output is correct |
| 37 |
Correct |
12 ms |
3240 KB |
Output is correct |
| 38 |
Correct |
12 ms |
3240 KB |
Output is correct |
| 39 |
Correct |
12 ms |
3240 KB |
Output is correct |
| 40 |
Correct |
12 ms |
3240 KB |
Output is correct |
