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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("n=%d\n", i);
  16.        }
  17.     }
  18. 	return 0;
  19. }
  20.  
  21.  
Success #stdin #stdout 0.02s 5296KB
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stdin
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Standard input is empty
stdout
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n=1
n=2
n=3
n=5
n=7
n=11
n=13
n=17
n=19
n=23
n=29
n=31
n=37
n=41
n=43
n=47
https://ideone.com/zJgsm1
language:
C (gcc 8.3)
created:
17 hours ago
visibility:
public

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