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  1. #include <stdio.h>
  2.  
  3. // プロトタイプ宣言
  4. double power(double x, int n);
  5.  
  6. int main(void) {
  7. 	double a;
  8. 	int b;
  9.  
  10. 	scanf("%lf,%d", &a, &b);
  11. 	printf("%f ^ %d\n",a,b);
  12. 	printf("%f\n",power(a,b));
  13. 	return 0;
  14. }
  15.  
  16. // 関数xのn乗
  17. double power(double x, int n)
  18. {
  19. 	int i;
  20. 	double ans=1.0;
  21.  
  22. 	for(i=0; i<n; i++)
  23. 		ans *= x;
  24.  
  25. 	return ans;	
  26. }
  27.  
Success #stdin #stdout 0s 5284KB
comments (?)
stdin
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3,3
stdout
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3.000000 ^ 3
27.000000
https://ideone.com/0qxDXG
n乗
language:
C (gcc 8.3)
created:
45 days ago
visibility:
public

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