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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.  
  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 5280KB
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数列anについて, n=3のときの値は38
https://ideone.com/b7AwdU
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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