View Code of Problem 86

#include <stdio.h>
int main()
{
	int a,n,i,sum=0;
  	scanf("%d %d",&a,&n);
  	t=a;
  	for(i=0;i<n;++i)
        {
        	sum+=a;
          	a=a*10+t;     
        }
  	printf("%d",sum); 
}
/*
Main.c: In function 'main':
Main.c:6:4: error: 't' undeclared (first use in this function)
    t=a;
    ^
Main.c:6:4: note: each undeclared identifier is reported only once for each function it appears in
*/