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  1. #include <stdio.h>
  2. //フィボナッチ数列(再帰なし版)
  3. int main(void) {
  4.     int n = 1;
  5. //ここを埋める
  6. int a, b= 2, c = 1;
  7.     for(int i = 3; i <= n; i++){
  8. //ここも埋める
  9. 	a = -6*b + -9*c;
  10.     c = b;
  11.     b = a;
  12.  
  13.  
  14.     }
  15.     printf("フィボナッチ数列の第%d項は%d\n", n, a);
  16. 	return 0;
  17. }
  18.  
  19.  
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin 
Standard input is empty
stdout 
フィボナッチ数列の第1項は0
https://ideone.com/yanVqd
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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