提交记录 #272
提交时间：2024-11-19 15:58:55
语言：c
状态：Accepted
编译情况：编译成功
固定测试点#1:
Accepted
0.001s
552 kB固定测试点#2:
Accepted 0.000s 228 kB额外测试点#3600:
Accepted 0.000s 228 kB44【小学】杀鸡用牛刀——要用递归啊！
#include <stdio.h>
int recursion(int n,int m)
{
int recursion=0;
if(n<=0||m<=0) return 0;
for (int i=n;i<=m;i++)
{
recursion+=i;
}
return recursion;
}
int main()
{
int a,b;
int sum=0;
scanf("%d %d",&a,&b);
sum=recursion(a,b);
printf("The sum from %d to %d is %d.\n",a,b,sum);
return 0;
}