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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. static int a=3,b=0,c=2,d;
  6.  if(n==0){
  7.  	return a;}
  8.  else if(n==1){
  9.  	return b;}
  10.  else if(n==2){
  11.  	return c;}
  12.  else{
  13.  d=b+a;
  14.  a=b;
  15.  b=c;
  16.  c=d;
  17. return d;}
  18. }
  19.  
  20.  
  21. int main(void) {
  22.     int n = 50; 
  23.     for(int i = 2; i <= n; i++){
  24.     	int A;
  25.     	A=rec(i);
  26.         if(A%i==0){
  27.         printf("%d, ", i);}
  28.     }
  29.  
  30. 	return 0;
  31. }
  32.  
  33.  
Success #stdin #stdout 0s 5320KB
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Standard input is empty
stdout
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2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47,
https://ideone.com/TKlide
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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