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  1. #include <stdio.h>
  2. //課題3
  3. int rec(int n){
  4. //rec内を完成させてください
  5.  if(n==0)return 3;
  6.  if(n==1)return 0;
  7.  if(n==2)return 2;
  8.  return rec(n-2)+rec(n-3);
  9. }
  10.  
  11. int main(void) {
  12.     int n = 50; 
  13.     for(int i = 1; i <= n; i++){
  14.        if(rec(i)%i==0)
  15.        	printf("%d,",i);
  16.  
  17.     }
  18.  
  19. 	return 0;
  20. }
  21.  
  22.  
Success #stdin #stdout 0.01s 5324KB
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stdin
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Standard input is empty
stdout
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1,2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,
https://ideone.com/qlb0Iy
language:
C (gcc 8.3)
created:
18 hours ago
visibility:
public

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