View Code of Problem 86

#include <stdio.h>
#include <string.h>
#include <math.h>
#define N 100

int main()
{
	int n;
	int i,k;
	
	int sum=0;
	scanf("%d%d",&n,&k);
	for(i=0;i<k;i++)
	{
		sum+=n;
		n*=10;
	}
	printf("%d",sum);
}