Can somebody tell me why i am getting runtime error for this C program ?(i have the same error with my other programs as well).Its working fine in my compiler.
#include<stdio.h>
int main()
{
int i,n,a[10000],b[10000],flag,index;
while(1)
{
scanf("%d",&n);
if(n==0)
break;
flag=0;
for(i=0;i<n;i++)
{
scanf("%d",&a[i]);
index=a[i]-1;
b[index]=i+1;
}
for(i=0;i<n;i++)
{
if(a[i]!=b[i])
flag++;
}
if(flag==0)
printf("ambiguous\n");
else
printf("not ambiguous \n");
}
return(0);
}