fork download
copy 
  1. #include <stdio.h>
  2.  
  3. // 課題4
  4. int rec(int n){
  5.     if(n == 0){
  6.         return 3;
  7.     }
  8.     else if(n == 1){
  9.         return 0;
  10.     }
  11.     else if(n == 2){
  12.         return 2;
  13.     }
  14.     else{
  15.         return rec(n-2) + rec(n-3);
  16.     }
  17. }
  18.  
  19. int main(void) {
  20.     for(int n=1;n<=50;n++){
  21.     	if(rec(n)%n==0){
  22.     		printf("%d ",n);}
  23.     	}
  24.     printf("\n");
  25.  
  26.     return 0;
  27. }
  28.  
Success #stdin #stdout 0.02s 5288KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
1 2 3 5 7 11 13 17 19 23 29 31 37 41 43 47
https://ideone.com/DBnaBz
language:
C (gcc 8.3)
created:
2 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!