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  1. #include <stdio.h>
  2. int func(int n) {
  3.     if (n == 1) {
  4.         return 2;
  5.     }
  6.     if (n == 2) {
  7.         return 8;
  8.     }
  9.     return 3 * func(n - 1) + 2;
  10. }
  11.  
  12. int main(void) {
  13.     int m = 3, n;
  14.     n = func(m);
  15.     printf("数列anについて, n=%dのときの値は%d\n", m, n);
  16.     return 0;
  17. }
  18.  
Success #stdin #stdout 0.01s 5316KB
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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26
https://ideone.com/0HlGkd
language:
C (gcc 8.3)
created:
10 days ago
visibility:
public

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