Some task

#include <iostream>
using namespace std;

class vektor {
  int n;
    float *x;
    public:
      vektor () {
        cout<<"Default object."<<endl;
      }
      vektor (vektor & src) {
        cout<<"Copied object:"<<endl;

        n = src.n;

        x = new float[n];
        int i;
        for (i = 0; i < n; i++) {
          x[i] = src.x[i];
      }
      }
      void input(int n, string s) {
        int i;
        x = new float[n];
        cout<<"Enter new elements of the array "<<s<<":"<<endl;
        for (i = 0; i < n; i++) {
          cin>>x[i];
        }
      }
      void set (int number) {
        n = number;
    }
      float maximum () {
        int i;
        float max = x[0];
        for (i = 1; i < n; i++) {
          if (x[i] > max) {
            max = x[i];
          }
        }
        return max;
      }
      void output(string s);
};

void vektor::output(string s) {
  int i;
  cout<<n<<endl;
  cout<<"Array "<<s<<":"<<endl;
    for (i = 0; i < n; i++) {
      cout<<x[i]<<" ";
    }
}

int main () {
  vektor vec1;
  int n;
  cout<<"Enter the amount of elements of the array: ";
  cin>>n;
  vec1.input(n, "vec1");
  vec1.set(n);
  cout<<"The maximal element of the array in vektor vec1 is equal to "<<vec1.maximum()<<"."<<endl;

  vektor vec2(vec1);
  vec2.output("vec2");
  return 0;
}