View Code of Problem 86

#include<stdio.h>
int main()
{
    int a,b;
    scanf("%d %d",&a,&b);
    int sum=0;
    int c=a;
    for(int i=1;i<=b;i++)
    {
        sum+=a;
        a=a*10+c;
    }
    printf("%d",sum);
}