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  1. #include <stdio.h>
  2. //練習問題F
  3.  
  4.  
  5. int func(int n) {
  6. 	int sum,i,a=-1;
  7. 	sum=a;
  8. 	for(i=1;i<=n; i++){
  9. 		sum= 3*a+5;
  10. 		a= sum;
  11. 	}
  12. 	return sum;
  13. }
  14.  int main(void){
  15.  	int n=3;
  16.     printf("数列anについて, n=%dのときの値は%d\n", n, func(n));
  17. 	return 0;
  18. }
  19.  
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38
https://ideone.com/afIxRd
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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