6.9.txt

c primer 部分习题答案

#include <stdio.h>
int main(void)
{
	int n,a,b,x,sums;
	printf("Enter lower and uppor integer limits:");
	scanf("%d%d",&a,&b);
	while(a<b)
	{
		for(n=0,sums=a*a;a<=b;n++,a++)
		{
			x=a*a;
			sums+=x;
		}
		printf("The sums of the squares from %d to %d is %d\n",a-n,b,sums);
		printf("Enter next set of limits:");
		scanf("%d%d",&a,&b);
		continue;
	}
	printf("Done\n");
	return 0;
}