OJ Board

I put this code e i had PE too, someone could see what's wrong?


#include<stdio.h>

int main(){
int n, amp, hz, i, j, l, k;

scanf("%d", &n);

for(k = 1; k <= n; k++){
if(k > 1)
printf("\n");

scanf("%d", &amp);
scanf("%d", &hz);
for(l = 1; l <= hz; l++){
for(i = 1; i <= amp; i ...