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  1. #include <stdio.h>
  2.  
  3. int func(int n) {
  4.     if (n == 1 || n == 2) {
  5.         return 1;  // 初期条件
  6.     } else {
  7.         return func(n - 1) + func(n - 2); 
  8.     }
  9. }
  10.  
  11. int main(void) {
  12. 	int n = 3, m;
  13.     m = func(n);
  14.     printf("数列anについて, n=%dのときの値は%d\n", n, m);
  15. 	return 0;
  16. }
  17.  
Success #stdin #stdout 0s 5320KB
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Standard input is empty
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数列anについて, n=3のときの値は2
https://ideone.com/QpIwVQ
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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