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  1. #include <stdio.h>
  2. //練習問題D
  3. int func(int n){
  4. 	int a;
  5. 	if(n == 0){
  6. 		return -1;
  7. 	}else 
  8. 	return 3*func(n-1)+5;
  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 5316KB
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数列anについて, n=3のときの値は38
https://ideone.com/t8zto3
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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