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  1. #include <stdio.h>
  2. //練習問題F
  3.  
  4. int func(int n){
  5.     int a=-1;
  6.     int i; 
  7.     for (i = 1; i <= n; i++) {
  8.         a = 3 * a + 5;
  9.     }
  10.  
  11.     return a; 
  12.  
  13.  
  14. }
  15. int main(void) {
  16. 	int n = 3;
  17.     printf("数列anについて, n=%dのときの値は%d\n", n, func(n));
  18. 	return 0;
  19. }
  20.  
Success #stdin #stdout 0.01s 5260KB
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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/S3W2BF
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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