#include <stdio.h>
int main(void)
{
int arr[4][4];
int arr1[4][4];
int i,j;
int k = 1;
for(i=0; i<4; i++)
for(j=0; j<4; j++)
arr[i][j] = k++;
for(j=0; j<4; j++)
{
arr1[j][3] = arr[0][j];
arr1[j][2] = arr[1][j];
arr1[j][1] = arr[2][j];
arr1[j][0] = arr[3][j];
}
for(i=0; i<4; i++)
{
for(j=0; j<4; j++)
}
for(i=0; i<4; i++)
{
for(j=0; j<4; j++)
}
}
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