View Code of Problem 86

#include<stdio.h>
#include<math.h>
int main()
{
	int m,n,i,sum=0;
	scanf("%d%d",&m,&n);
	int sum1=m,sum2=m;
	for(i=1;i<=n;i++)
	{
		sum+=sum1;
		sum2*=10;
		sum1+=sum2;
	}
	printf("%d",sum);
	return 0;
}