Created
May 13, 2020 20:34
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| #include <iostream> | |
| #include <math.h> | |
| class Trojkat{ | |
| private: | |
| float x, y, z;//boki trojkata | |
| float obw2;//polowa obwodu trojkata | |
| float pole;//obwod trojkata | |
| public: | |
| Trojkat(); | |
| Trojkat(float _x, float _y, float _z); | |
| bool SprawdzXYZ(float a, float b, float c); | |
| void UstawXYZ(float _x, float _y, float _z); | |
| void ObliczObw2(); | |
| void ObliczPole(); | |
| float retX() { return x;} | |
| float retY() { return y;} | |
| float retZ() { return z;} | |
| void setpole(float res) { | |
| pole = res; | |
| } | |
| void setobw2(float res) { | |
| obw2 = res; | |
| } | |
| float retpole() { return pole; } | |
| float retobw2() { return obw2; } | |
| }; | |
| Trojkat::Trojkat() { | |
| x = 0; | |
| y = 0; | |
| z = 0; | |
| } | |
| Trojkat::Trojkat(float _x, float _y, float _z) { | |
| x = _x; | |
| y = _y; | |
| z = _z; | |
| } | |
| bool Trojkat::SprawdzXYZ(float a, float b, float c) { | |
| if ((a > 0) && (b > 0) && (c > 0)) { | |
| if (((a + b) > c) && ((a + c) > b) && ((b + c) > a)) {return true;} | |
| } else { | |
| return false; | |
| } | |
| } | |
| void Trojkat::UstawXYZ(float _x, float _y, float _z) { | |
| if ((SprawdzXYZ(_x, _y, _z) == true)) { | |
| x = _x; | |
| y = _y; | |
| z = _z; | |
| std::cout << "Ustawiono, kolejno x,y,z" << _x << _y << _z; | |
| } else { | |
| std::cout << "Zle wymiary trojkata"; | |
| } | |
| } | |
| void Trojkat::ObliczPole() { | |
| float _x = retX(); | |
| float _y = retY(); | |
| float _z = retZ(); | |
| float p = (_x + _y + _z)/2; | |
| float res= sqrt(p * (p - _x) * (p - _y) * (p - _z)); | |
| setpole(res); | |
| } | |
| void Trojkat::ObliczObw2() { | |
| float _x = retX(); | |
| float _y = retY(); | |
| float _z = retZ(); | |
| float res = (_x + _y + _z) / 2; | |
| setobw2(res); | |
| } | |
| using namespace std; | |
| int main() | |
| { | |
| Trojkat test; | |
| test.UstawXYZ(3, 4, 5); | |
| test.ObliczPole(); | |
| test.ObliczObw2(); | |
| cout << endl <<"Pole: "<<test.retpole(); | |
| cout << endl << "Obwod: " << test.retobw2(); | |
| } |
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