#include<stdio.h>
void main(void)
{
	printf("Enter lower and upper integer limits:\n");
	int upper,lower,sum=0;
	while(scanf("%d %d",&lower,&upper)==2&&(lower<upper))
	{
		for(int i=lower;i<=upper;i++)
		{
			sum+=i*i;
		}
		printf("The amswer is:%d\nEnter next:",sum);
		sum=0;
	}
	printf("Done\n");
}