标签：style blog io color sp div log bs amp
#include <stdio.h> int f(int n) { if(n == 1) return 1; else { return (n + f(n -1)); } } void main() { int sum = 0,n; printf("请输入一个数字"); scanf("%d",&n); sum = f(n); printf("%d", sum); }
标签：style blog io color sp div log bs amp
原文地址：http://www.cnblogs.com/lcpholdon/p/4057728.html
