#include <stdio.h>
int n, A[2224][2224] = { 0 }, cost[2224][2224] = { 0 };
int main(){
scanf("%d", &n);
for (int i = 1; i <= n; ++i){
for (int j = 1; j <= n; ++j){
scanf("%d", &A[i][j]);
}
}
for (int i = n; i; --i){
for (int j = n; j; --j){
int rcost = cost[i][j + 1] + (A[i][j] > A[i][j + 1] ? 0 : A[i][j + 1] - A[i][j] + 1);
int dcost = cost[i + 1][j] + (A[i][j] > A[i + 1][j] ? 0 : A[i + 1][j] - A[i][j] + 1);
if (i == n && j == n) cost[n][n] = 0;
else if (i == n) cost[n][j] = rcost;
else if (j == n) cost[i][n] = dcost;
else cost[i][j] = (rcost > dcost ? dcost : rcost);
}
}
printf("%d\n", cost[1][1]);
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 2 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 3 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 4 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 5 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 6 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 7 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 8 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 9 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 10 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 11 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 12 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 13 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 14 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 15 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 16 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 17 |
Correct |
0 ms |
39728 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 2 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 3 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 4 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 5 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 6 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 7 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 8 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 9 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 10 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 11 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 12 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 13 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 14 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 15 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 16 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 17 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 18 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 19 |
Correct |
0 ms |
39728 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
8 ms |
39728 KB |
Output is correct |
| 2 |
Correct |
4 ms |
39728 KB |
Output is correct |
| 3 |
Correct |
4 ms |
39728 KB |
Output is correct |
| 4 |
Correct |
8 ms |
39728 KB |
Output is correct |
| 5 |
Correct |
8 ms |
39728 KB |
Output is correct |
| 6 |
Correct |
4 ms |
39728 KB |
Output is correct |
| 7 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 8 |
Correct |
8 ms |
39728 KB |
Output is correct |
| 9 |
Correct |
4 ms |
39728 KB |
Output is correct |
| 10 |
Correct |
4 ms |
39728 KB |
Output is correct |
| 11 |
Correct |
4 ms |
39728 KB |
Output is correct |
| 12 |
Correct |
8 ms |
39728 KB |
Output is correct |
| 13 |
Correct |
8 ms |
39728 KB |
Output is correct |
| 14 |
Correct |
0 ms |
39728 KB |
Output is correct |
| 15 |
Correct |
8 ms |
39728 KB |
Output is correct |
| 16 |
Correct |
4 ms |
39728 KB |
Output is correct |
| 17 |
Correct |
4 ms |
39728 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
660 ms |
39728 KB |
Output is correct |
| 2 |
Correct |
628 ms |
39728 KB |
Output is correct |
| 3 |
Correct |
656 ms |
39728 KB |
Output is correct |
| 4 |
Correct |
652 ms |
39728 KB |
Output is correct |
| 5 |
Correct |
528 ms |
39728 KB |
Output is correct |
| 6 |
Correct |
592 ms |
39728 KB |
Output is correct |
| 7 |
Correct |
652 ms |
39728 KB |
Output is correct |
| 8 |
Correct |
624 ms |
39728 KB |
Output is correct |
| 9 |
Correct |
620 ms |
39728 KB |
Output is correct |
| 10 |
Correct |
568 ms |
39728 KB |
Output is correct |
| 11 |
Correct |
568 ms |
39728 KB |
Output is correct |
| 12 |
Correct |
568 ms |
39728 KB |
Output is correct |
| 13 |
Correct |
520 ms |
39728 KB |
Output is correct |
| 14 |
Correct |
584 ms |
39728 KB |
Output is correct |
| 15 |
Correct |
468 ms |
39728 KB |
Output is correct |
| 16 |
Correct |
560 ms |
39728 KB |
Output is correct |
| 17 |
Correct |
588 ms |
39728 KB |
Output is correct |
| 18 |
Correct |
504 ms |
39728 KB |
Output is correct |
| 19 |
Correct |
556 ms |
39728 KB |
Output is correct |
| 20 |
Correct |
580 ms |
39728 KB |
Output is correct |
| 21 |
Correct |
544 ms |
39728 KB |
Output is correct |
