Michal_Pilarski

zad10

Mar 19th, 2020
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C++ 0.53 KB | None | 0 0
  1. #include <iostream>
  2.  
  3. using namespace std;
  4. float a, b, c;
  5. float obwod_trojkata(float a, float b, float c)
  6. {
  7.     if(a<1 || b<1 || c<1 || a>=b+c || b>=a+c || c>=a+b)
  8.     {
  9.         return -1;
  10.     }
  11.     else
  12.     {
  13.         float obwod = a+b+c;
  14.         return obwod;
  15.     }
  16.  
  17. }
  18.  
  19. int main()
  20. {
  21.     cout << "Podaj 3 boki trojkata" << endl;
  22.     cin >> a >> b >> c;
  23.     cout<<"Ich obwod to: "<<obwod_trojkata(a,b,c);
  24.     if(obwod_trojkata(a,b,c)==-1)
  25.     {
  26.         cout<<endl<<"nie mozna utworzyc trojkata";
  27.     }
  28.     return 0;
  29. }
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