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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 0;
  6.     }
  7.     if (n == 0) return -1;       
  8.     return 3 * func(n - 1) + 5;     
  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 0.01s 5292KB
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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38
https://ideone.com/uX7B5z
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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