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  1. #include <stdio.h>
  2. #define PI 3.14
  3. typedef struct{
  4. 	int a;
  5. 	int b;
  6. }Ellipse;
  7.  
  8. int main(void) {
  9.  
  10. 	Ellipse data = {4,2};
  11.  
  12. 	printf("area=%lf\n",PI * data.a * data.b);
  13.  
  14. 	return 0;
  15. }
  16.  
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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area=25.120000
https://ideone.com/KiNyqA
language:
C (gcc 8.3)
created:
6 days ago
visibility:
public

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