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  1. #include <stdio.h>
  2. #define PI 3.141592653589793
  3.  
  4. double delta_cone(double r, double h) {
  5.     return (1.0/3.0) * PI * r * r * h;
  6. }
  7.  
  8. int main() {
  9.     double r, h, volume;
  10.  
  11.     printf("円の半径を入力してください: ");
  12.     scanf("%lf", &r);
  13.     printf("円錐の高さを入力してください: ");
  14.     scanf("%lf", &h);
  15.  
  16.     volume = delta_cone(r, h);
  17.  
  18.     printf("円錐の体積は: %.2f\n", volume);
  19.  
  20.     return 0;
  21. }
  22.  
Success #stdin #stdout 0s 5292KB
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Standard input is empty
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円の半径を入力してください: 円錐の高さを入力してください: 円錐の体積は: 0.00
https://ideone.com/STgPRA
language:
Objective-C (gcc 8.3)
created:
2 days ago
visibility:
public

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