#include <bits/stdc++.h>
using namespace std;
struct cell
{
int x, i, j;
};
bool operator < (const cell a, const cell b)
{
return a.x < b.x;
}
cell a[1000001];
int main()
{
int n, m;
cin >> n >> m;
int N = 0;
for (int i=0; i<n; i++)
{
for (int j=0; j<m; j++)
{
int x;
cin >> x;
a[++N].x = x;
a[N].i = i, a[N].j = j;
}
}
sort (a+1, a+N+1);
int M = N/2 + 1;
int ans = 0;
for (int i=1; i<M; i++)
{
for (int j=N; j>=M; j--)
{
int d = abs(a[i].i - a[j].i) + abs(a[i].j - a[j].j) + 1;
int s = a[j].x - a[i].x - d;
ans = max(ans, s);
}
}
cout << ans;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
2 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
312 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
212 KB |
Output is correct |
3 |
Incorrect |
0 ms |
212 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |