
#include <stdio.h>
int main(){
int A,B;
int sum=0;
int count=0;
if (scanf("%d %d",&A,&B)!=EOF){
for (int i=A;i<=B;i++){
count++;
sum+=i;
printf("%5d",i);
if (count%5==0){printf("\n");count=0;}
}
if (count!=0){printf("\n");}
printf("Sum = %d",sum);
}else{
printf("input wrong");
}
}
系统当前共有 481 篇文章