View Code of Problem 86

#include <stdio.h>
#include <stdlib.h>
#include<ctype.h>
#include<string.h>
#include<math.h>
#include<stdbool.h>
int main()
{
	int i, j, a, b, n, sum;
	scanf("%d%d", &a, &n);
	sum = 0;
	for (i = 0; i < n; i++)
	{
		if (i == 0)
		{
			b = a;
		}
		else b = b * 10 + a;
		sum += b;
	}
	printf("%d", sum);
		return 0;
}

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