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  1. #include <stdio.h>
  2. //練習問題D
  3. int func(int n){
  4.     if(n==0)
  5.     return -1;
  6.     else
  7.     return 3*func(n-1)+5;
  8.    }
  9.  
  10. int main(void) {
  11. 	int n = 3, m;
  12.     m = func(n);
  13.     printf("数列anについて, n=%dのときの値は%d\n", n, m);
  14. 	return 0;
  15. }
  16.  
Success #stdin #stdout 0s 5272KB
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数列anについて, n=3のときの値は38
https://ideone.com/ge82gj
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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