OJ Board

Thank you very much!!!
My head is big, but I am stupid...... haha~~~ ^^a

please help me to point out my code wrong. I try much times, but still can find the error ><~~

#include <stdio.h>
#include <stdlib.h>

void main(void)
{
unsigned long i=0L, input_i=0L, j=0L, max=0L;
unsigned long counter=0L, temp=0L;

while(scanf("%lu %lu", &i, &j)==2)
{
if(i>j)
{
temp=i ...

my program couldn't be accepted from judge.
and error is

Your program has died with signal 11 (SIGSEGV). Meaning:

Invalid memory reference

24
move 9 onto 1
move 23 onto 22
pile 21 over 20
move 16 over 1
pile 8 over 6
pile 1 over 5
move 19 over 1
move 18 over 19
move 10 onto 0
move 7 over 1
move ...