#include<stdio.h>
int d[2][2222]={0},a[2][2222]={0},n;
int min(int a,int b){if(a<b)return a;return b;}
int f(int a,int b){if(a>b)return 0;return b-a+1;}
int main()
{
int i,j;
scanf("%d",&n);
for(i=0;i<n;i++){
for(j=0;j<n;j++){
scanf("%d",&a[i%2][j]);
if(!i && !j) continue;
else if(!i) d[i%2][j] = d[i%2][j-1]+f(a[i%2][j-1],a[i%2][j]);
else if(!j) d[i%2][j] = d[(i+1)%2][j]+f(a[(i+1)%2][j],a[i%2][j]);
else d[i%2][j] = min(d[(i+1)%2][j]+f(a[(i+1)%2][j],a[i%2][j]),d[i%2][j-1]+f(a[i%2][j-1],a[i%2][j]));
}
}
printf("%d",d[(n-1)%2][n-1]);
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1120 KB |
Output is correct |
2 |
Correct |
0 ms |
1120 KB |
Output is correct |
3 |
Correct |
0 ms |
1120 KB |
Output is correct |
4 |
Correct |
0 ms |
1120 KB |
Output is correct |
5 |
Correct |
0 ms |
1120 KB |
Output is correct |
6 |
Correct |
0 ms |
1120 KB |
Output is correct |
7 |
Correct |
0 ms |
1120 KB |
Output is correct |
8 |
Correct |
0 ms |
1120 KB |
Output is correct |
9 |
Correct |
0 ms |
1120 KB |
Output is correct |
10 |
Correct |
0 ms |
1120 KB |
Output is correct |
11 |
Correct |
0 ms |
1120 KB |
Output is correct |
12 |
Correct |
0 ms |
1120 KB |
Output is correct |
13 |
Correct |
0 ms |
1120 KB |
Output is correct |
14 |
Correct |
0 ms |
1120 KB |
Output is correct |
15 |
Correct |
0 ms |
1120 KB |
Output is correct |
16 |
Correct |
0 ms |
1120 KB |
Output is correct |
17 |
Correct |
0 ms |
1120 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1120 KB |
Output is correct |
2 |
Correct |
0 ms |
1120 KB |
Output is correct |
3 |
Correct |
0 ms |
1120 KB |
Output is correct |
4 |
Correct |
0 ms |
1120 KB |
Output is correct |
5 |
Correct |
0 ms |
1120 KB |
Output is correct |
6 |
Correct |
0 ms |
1120 KB |
Output is correct |
7 |
Correct |
0 ms |
1120 KB |
Output is correct |
8 |
Correct |
0 ms |
1120 KB |
Output is correct |
9 |
Correct |
0 ms |
1120 KB |
Output is correct |
10 |
Correct |
0 ms |
1120 KB |
Output is correct |
11 |
Correct |
0 ms |
1120 KB |
Output is correct |
12 |
Correct |
0 ms |
1120 KB |
Output is correct |
13 |
Correct |
0 ms |
1120 KB |
Output is correct |
14 |
Correct |
0 ms |
1120 KB |
Output is correct |
15 |
Correct |
0 ms |
1120 KB |
Output is correct |
16 |
Correct |
0 ms |
1120 KB |
Output is correct |
17 |
Correct |
0 ms |
1120 KB |
Output is correct |
18 |
Correct |
0 ms |
1120 KB |
Output is correct |
19 |
Correct |
0 ms |
1120 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
8 ms |
1120 KB |
Output is correct |
2 |
Correct |
4 ms |
1120 KB |
Output is correct |
3 |
Correct |
4 ms |
1120 KB |
Output is correct |
4 |
Correct |
8 ms |
1120 KB |
Output is correct |
5 |
Correct |
8 ms |
1120 KB |
Output is correct |
6 |
Correct |
4 ms |
1120 KB |
Output is correct |
7 |
Correct |
4 ms |
1120 KB |
Output is correct |
8 |
Correct |
4 ms |
1120 KB |
Output is correct |
9 |
Correct |
4 ms |
1120 KB |
Output is correct |
10 |
Correct |
4 ms |
1120 KB |
Output is correct |
11 |
Correct |
4 ms |
1120 KB |
Output is correct |
12 |
Correct |
0 ms |
1120 KB |
Output is correct |
13 |
Correct |
4 ms |
1120 KB |
Output is correct |
14 |
Correct |
8 ms |
1120 KB |
Output is correct |
15 |
Correct |
4 ms |
1120 KB |
Output is correct |
16 |
Correct |
4 ms |
1120 KB |
Output is correct |
17 |
Correct |
8 ms |
1120 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
596 ms |
1120 KB |
Output is correct |
2 |
Correct |
628 ms |
1120 KB |
Output is correct |
3 |
Correct |
640 ms |
1120 KB |
Output is correct |
4 |
Correct |
632 ms |
1120 KB |
Output is correct |
5 |
Correct |
516 ms |
1120 KB |
Output is correct |
6 |
Correct |
580 ms |
1120 KB |
Output is correct |
7 |
Correct |
624 ms |
1120 KB |
Output is correct |
8 |
Correct |
624 ms |
1120 KB |
Output is correct |
9 |
Correct |
636 ms |
1120 KB |
Output is correct |
10 |
Correct |
572 ms |
1120 KB |
Output is correct |
11 |
Correct |
564 ms |
1120 KB |
Output is correct |
12 |
Correct |
536 ms |
1120 KB |
Output is correct |
13 |
Correct |
492 ms |
1120 KB |
Output is correct |
14 |
Correct |
568 ms |
1120 KB |
Output is correct |
15 |
Correct |
460 ms |
1120 KB |
Output is correct |
16 |
Correct |
608 ms |
1120 KB |
Output is correct |
17 |
Correct |
592 ms |
1120 KB |
Output is correct |
18 |
Correct |
532 ms |
1120 KB |
Output is correct |
19 |
Correct |
596 ms |
1120 KB |
Output is correct |
20 |
Correct |
568 ms |
1120 KB |
Output is correct |
21 |
Correct |
512 ms |
1120 KB |
Output is correct |