complex2-sortate.cpp

complex2-sortate.cpp

#include <iostream>
#include <math.h>

using namespace std;

class Complex {

      public: 
      float x, y;  
      float modul();
};


float Complex::modul() {

      return sqrt(x*x + y*y);
}

/*
Programul urmator sorteaza un vector de numere complexe 

si le afiseaza in functie de modulul lor descrescator
*/

int main(int argc, char const *argv[])
{

      Complex v[ 100 ]; //declarat un vector de 100 de numere complexe
      Complex man;
      int inversari;
      //v[0], v[1], v[2]

      int n, i;      

      cout<<"n=";
      cin>>n;


      for(int i = 0; i < n; ++i) {
            cout<<"Numar complex "<<i + 1;
            cout<<"parte reala = ";cin>>v[i].x;
            cout<<"parte imaginara = ";cin>>v[i].y;
      }


      //sortam numerele complexe prin metoda bulelor Bubble Sort

      do {

          inversari = 0;  

          for(int i = 0; i < n - 1; ++i) {

              if(v[i].modul() < v[i+1].modul()) {
                  man = v[i];
                  v[i] = v[i+1];
                  v[i+1] = man;
                  inversari = 1;
              }
          } 

      } while( inversari );

      //numerele complexe sortate dupa modul  
      for(int i = 0; i < n; ++i) {

            cout<<v[i].x<<" i"<<v[i].y<<endl;
      }   

      return 0;
}


/*
   2 3 9 10 11
*/