Answer / gajender singh

#define n 4

int A[n][n]={{1,2,3,4},{5,6,7,8},{9,10,11,12},
{13,14,15,16}};
int min=0,max=n-1,i,j;

while(min<max)
{
for(i=min;i<=max;i++)
printf("%d,",A[min][i]);
for(i=min+1;i<=max;i++)
printf("%d,",A[i][max]);
for(i=max-1;i>=min;i--)
printf("%d,",A[max][i]);
for(i=max-1;i>min;i--)
printf("%d,",A[i][min]);
min++;
max--;
}

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