fork download
copy 
  1. #include <stdio.h>
  2.  
  3. // 正の奇数 n を引数とし，1 から n までの奇数の和を求める関数
  4. int rec(int n){
  5.     if (n == 1){
  6.         return 1;  
  7.     }
  8.     else{
  9.         return n + rec(n - 2);  
  10.     }
  11. }
  12.  
  13. int main(void) {
  14.     int n = 11;
  15.     printf("%d以下の正の奇数の和は%d\n", n, rec(n));
  16.     return 0;
  17. }
Success #stdin #stdout 0.01s 5324KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
11以下の正の奇数の和は36
https://ideone.com/O05Iqc
language:
C (gcc 8.3)
created:
11 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!