View Code of Problem 86

# include<stdio.h>
# include<math.h>
int main(void)
{
	int a,n,i,s = 0,sum = 0;
	scanf("%d %d",&a,&n);
	for(i=0;i<n;++i)
	{
		s = s + a*pow(10,i);
		sum = sum + s;
	}
	printf("%d\n",sum);
	return 0;
}

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