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  1. #include <iostream>
  2. #include <cmath>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.     int a, b, c, p, S;
  9.     cin>>a >> b >> c;
  10.     p=(a+b+c)/2;
  11.     cout<<p;
  12.     S=sqrt((p*(p-a)*(p-b)*(p-c)));
  13.     cout<<"S=";
  14. 	return 0;
  15. }
Success #stdin #stdout 0.01s 5420KB
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stdin
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5 7 8
stdout
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10S=
https://ideone.com/G0oYzF
language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
public

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