OJ Board

hello,

why i am getting run time err :(
any hint



#include <stdio.h>

int main (void)
{
unsigned long int i, j, m, k = 1, n;
unsigned long int l[10000001];
unsigned long int p;

scanf("%lu", &i);
if(!(0<i && i<1000001))
{
scanf("%lu", &i);
}

scanf("%lu", &j);

if(!(0<j && j<1000001 ...