#include<stdio.h>
int N;
int D[2500][2500], T[2500][2500];
int fn(int x){return x<0? 0:x;}
int min(int a,int b){return a<b? a:b;}
int input(){
scanf("%d",&N);
for(int i=1;i<=N;i++){
for(int j=1;j<=N;j++){
scanf("%d",&T[i][j]);
}
}
for(int i=0;i<2500;i++)for(int j=0;j<2500;j++)D[i][j]=0x6fffffff;
return 0;
}
int solve(){
for(int i=1;i<=N;i++) for(int j=1;j<=N;j++){
if(i==1&&j==1){
D[i][j]=0;
continue;
}
D[i][j]=min(D[i-1][j]+fn(T[i][j]-T[i-1][j]+1),D[i][j-1]+fn(T[i][j]-T[i][j-1]+1));
}
return 0;
}
int output(){
printf("%d",D[N][N]);
return 0;
}
int main(){
input();
solve();
output();
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 2 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 3 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 4 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 5 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 6 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 7 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 8 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 9 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 10 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 11 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 12 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 13 |
Correct |
12 ms |
49916 KB |
Output is correct |
| 14 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 15 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 16 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 17 |
Correct |
8 ms |
49916 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 2 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 3 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 4 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 5 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 6 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 7 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 8 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 9 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 10 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 11 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 12 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 13 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 14 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 15 |
Correct |
0 ms |
49916 KB |
Output is correct |
| 16 |
Correct |
12 ms |
49916 KB |
Output is correct |
| 17 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 18 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 19 |
Correct |
0 ms |
49916 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 2 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 3 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 4 |
Correct |
16 ms |
49916 KB |
Output is correct |
| 5 |
Correct |
12 ms |
49916 KB |
Output is correct |
| 6 |
Correct |
12 ms |
49916 KB |
Output is correct |
| 7 |
Correct |
16 ms |
49916 KB |
Output is correct |
| 8 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 9 |
Correct |
4 ms |
49916 KB |
Output is correct |
| 10 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 11 |
Correct |
12 ms |
49916 KB |
Output is correct |
| 12 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 13 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 14 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 15 |
Correct |
8 ms |
49916 KB |
Output is correct |
| 16 |
Correct |
20 ms |
49916 KB |
Output is correct |
| 17 |
Correct |
8 ms |
49916 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
612 ms |
49916 KB |
Output is correct |
| 2 |
Correct |
592 ms |
49916 KB |
Output is correct |
| 3 |
Correct |
596 ms |
49916 KB |
Output is correct |
| 4 |
Correct |
580 ms |
49916 KB |
Output is correct |
| 5 |
Correct |
484 ms |
49916 KB |
Output is correct |
| 6 |
Correct |
516 ms |
49916 KB |
Output is correct |
| 7 |
Correct |
588 ms |
49916 KB |
Output is correct |
| 8 |
Correct |
596 ms |
49916 KB |
Output is correct |
| 9 |
Correct |
596 ms |
49916 KB |
Output is correct |
| 10 |
Correct |
564 ms |
49916 KB |
Output is correct |
| 11 |
Correct |
544 ms |
49916 KB |
Output is correct |
| 12 |
Correct |
536 ms |
49916 KB |
Output is correct |
| 13 |
Correct |
484 ms |
49916 KB |
Output is correct |
| 14 |
Correct |
552 ms |
49916 KB |
Output is correct |
| 15 |
Correct |
460 ms |
49916 KB |
Output is correct |
| 16 |
Correct |
568 ms |
49916 KB |
Output is correct |
| 17 |
Correct |
548 ms |
49916 KB |
Output is correct |
| 18 |
Correct |
528 ms |
49916 KB |
Output is correct |
| 19 |
Correct |
552 ms |
49916 KB |
Output is correct |
| 20 |
Correct |
552 ms |
49916 KB |
Output is correct |
| 21 |
Correct |
520 ms |
49916 KB |
Output is correct |
