fork download 
  1. #include <stdio.h>
  2. //課題3
  3. int rec(int n){
  4.    if(n== 0){
  5.       return 3;
  6.    }
  7.    else if(n== 1){
  8.       return 0;
  9.    }
  10.    else if(n== 2){
  11.       return 2;
  12.    }
  13.    else{
  14.       return rec(n-2) +rec(n-3);
  15.    }
  16. }
  17. int main(void) {
  18.     int n = 50; 
  19.     for(int i = 1; i <= n; i++){
  20.         int an= rec(i);
  21.         if(an%i==0){
  22.         printf("%d, ", i);
  23.         }
  24.    } 
  25. 	return 0;
  26. }
  27.  
  28.  
Success #stdin #stdout 0.01s 5316KB
comments (?)
stdin 
Standard input is empty
stdout 
1, 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47,
https://ideone.com/BjQ44j
language:
C (gcc 8.3)
created:
1 day 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!