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- #include <iostream>
- #include <math.h>
- using namespace std;
- float OBWOD_TROJKATA(float x, float y, float z);
- int main(){
- float x, y, z;
- cout << "wprowadz boki trojkata: " << endl;
- cin >> x >> y >> z;
- if (OBWOD_TROJKATA(x, y, z) == -1) cout << "nie da sie stworzyc trojkata!" << endl;
- else cout << "obwod trojkata to: " << OBWOD_TROJKATA(x, y, z) << endl;
- }
- float OBWOD_TROJKATA(float x, float y, float z){
- if (x<y+z && y<x+z && z<x+y) return x+y+z;
- else return -1;
- }
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