#include<iostream>
#include<algorithm>
using namespace std;
#define INF 987654321
int i,j,n,d[2229][2229],a[2229][2229];
int main()
{
std::cin.sync_with_stdio(false);
cin>>n;
for(;i++<n;d[i][0]=INF)for(j=0;j++<n;)cin>>a[i][j];
d[0][0]=INF;
for(i=1;i<=n;i++)d[0][i]=INF;
for(j=2;j<=n;j++) {
d[1][j]=min(d[0][j]+(a[1][j]<a[0][j]?0:a[1][j]-a[0][j]+1)
,d[1][j-1]+(a[1][j]<a[1][j-1]?0:a[1][j]-a[1][j-1]+1));
}
for(i=2;i<=n;i++) {
for(j=1;j<=n;j++) {
d[i][j]=min(d[i-1][j]+(a[i][j]<a[i-1][j]?0:a[i][j]-a[i-1][j]+1)
,d[i][j-1]+(a[i][j]<a[i][j-1]?0:a[i][j]-a[i][j-1]+1));
}
}
cout<<d[n][n];
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 2 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 3 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 4 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 5 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 6 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 7 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 8 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 9 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 10 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 11 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 12 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 13 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 14 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 15 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 16 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 17 |
Correct |
0 ms |
40528 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 2 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 3 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 4 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 5 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 6 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 7 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 8 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 9 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 10 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 11 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 12 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 13 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 14 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 15 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 16 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 17 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 18 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 19 |
Correct |
0 ms |
40528 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
7 ms |
40528 KB |
Output is correct |
| 2 |
Correct |
7 ms |
40528 KB |
Output is correct |
| 3 |
Correct |
3 ms |
40528 KB |
Output is correct |
| 4 |
Correct |
4 ms |
40528 KB |
Output is correct |
| 5 |
Correct |
3 ms |
40528 KB |
Output is correct |
| 6 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 7 |
Correct |
3 ms |
40528 KB |
Output is correct |
| 8 |
Correct |
0 ms |
40528 KB |
Output is correct |
| 9 |
Correct |
6 ms |
40528 KB |
Output is correct |
| 10 |
Correct |
3 ms |
40528 KB |
Output is correct |
| 11 |
Correct |
3 ms |
40528 KB |
Output is correct |
| 12 |
Correct |
6 ms |
40528 KB |
Output is correct |
| 13 |
Correct |
3 ms |
40528 KB |
Output is correct |
| 14 |
Correct |
6 ms |
40528 KB |
Output is correct |
| 15 |
Correct |
6 ms |
40528 KB |
Output is correct |
| 16 |
Correct |
5 ms |
40528 KB |
Output is correct |
| 17 |
Correct |
0 ms |
40528 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
547 ms |
40528 KB |
Output is correct |
| 2 |
Correct |
529 ms |
40528 KB |
Output is correct |
| 3 |
Correct |
479 ms |
40528 KB |
Output is correct |
| 4 |
Correct |
560 ms |
40528 KB |
Output is correct |
| 5 |
Correct |
414 ms |
40528 KB |
Output is correct |
| 6 |
Correct |
492 ms |
40528 KB |
Output is correct |
| 7 |
Correct |
545 ms |
40528 KB |
Output is correct |
| 8 |
Correct |
551 ms |
40528 KB |
Output is correct |
| 9 |
Correct |
551 ms |
40528 KB |
Output is correct |
| 10 |
Correct |
473 ms |
40528 KB |
Output is correct |
| 11 |
Correct |
396 ms |
40528 KB |
Output is correct |
| 12 |
Correct |
457 ms |
40528 KB |
Output is correct |
| 13 |
Correct |
398 ms |
40528 KB |
Output is correct |
| 14 |
Correct |
417 ms |
40528 KB |
Output is correct |
| 15 |
Correct |
344 ms |
40528 KB |
Output is correct |
| 16 |
Correct |
406 ms |
40528 KB |
Output is correct |
| 17 |
Correct |
355 ms |
40528 KB |
Output is correct |
| 18 |
Correct |
415 ms |
40528 KB |
Output is correct |
| 19 |
Correct |
474 ms |
40528 KB |
Output is correct |
| 20 |
Correct |
390 ms |
40528 KB |
Output is correct |
| 21 |
Correct |
398 ms |
40528 KB |
Output is correct |
