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  1. #include <stdio.h>
  2. #include <math.h>
  3. struct hen{
  4. 	int a;
  5. 	int b; 
  6. 	int c;
  7. };
  8.  
  9.  
  10. int main(void) {
  11. 	struct hen k={3,4,5};
  12.  
  13. 	int s;
  14. 	int S;
  15. 	s=(k.a+k.b+k.c)/2;
  16. 	S=sqrt(s*(s-k.a)*(s-k.b)*(s-k.c));
  17. 	printf("%d" ,S);
  18.  
  19.  
  20.  
  21.  
  22. 	// your code goes here
  23. 	return 0;
  24. }
  25.  
Success #stdin #stdout 0s 5276KB
comments (?)
stdin 
Standard input is empty
stdout 
6
https://ideone.com/ET2ie0
language:
C (gcc 8.3)
created:
11 days ago
visibility:
public

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