30 lines
513 B
C
30 lines
513 B
C
#include "solve.h"
|
|
#include <math.h>
|
|
|
|
#define eps 1e-17
|
|
|
|
int t6_solve(double *a, int m, int n)
|
|
{
|
|
int max_j = 0, mn = (n < m) ? n : m;
|
|
double maximum = 0;
|
|
|
|
for (int j = 0; j < mn; j++)
|
|
{
|
|
double sum = 0;
|
|
for (int i = 0; i < m; i++)
|
|
if (i != j)
|
|
sum += fabs(a[i*n + j] - a[j*n + j]);
|
|
|
|
if ((sum - maximum) > eps) { maximum = sum; max_j = j; }
|
|
}
|
|
|
|
for (int l = max_j+1, del_j = 1; l < m*n; l++)
|
|
{
|
|
if (l == ((n * del_j) + max_j))
|
|
del_j++;
|
|
else
|
|
a[l - del_j] = a[l];
|
|
}
|
|
|
|
return max_j + 1;
|
|
}
|