OJ Board

Excuse me, but there is small problem in this problem :(
Please tell me why
the code

#include <stdio.h>

void main()

#include <stdio.h>
void main()
{
int a;
scanf("%d",&a);
while (a)
{
printf("%d",a);
scanf("%d",&a);
}
}


gives me Time Limit Exceeded 0:10.064 , but not a wrong answer ??