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#include <iostream>
#include <cstring>
#include <cmath>
 
using namespace std;
 
class Mason {
private:
char *name;
double b;
int N;
double h;
 
public:
const static int N0 = 200;
Mason(const char *name_w, double B);
Mason(const Mason &obj);
~Mason();
double build(int t);
const char* GetName() const { return name; }
int min(int N) { if(N>=N0) return N0; else return N; }
void PrintName() { cout << name << ": "; }
};
 
Mason::Mason( const char *name_w, double B )
{
name = new char[strlen(name_w)+1];
strcpy( name, name_w );
b = B;
h = 0;
N = 0;
}
 
Mason::~Mason()
{
delete[] name;
name = 0;
}
 
Mason::Mason( const Mason &obj )
{
name = new char[strlen(obj.name)+1];
b = obj.b;
h = obj.h;
strcpy(name, obj.name);
}
 
double Mason::build( int t = 130 )
{
 
int min_N = min(t);
h = 10 * sqrt( min_N * (1 - b));
//cout << "b = " << b << ' ' << "N0 = " << N0 <<' ';
return h;
}
 
int main(int argc, char *argv[])
{
Mason ob1( "Vladimir", 0.9 );
ob1.PrintName();
cout << ob1.build(130) << "\n\n";
 
Mason ob2( "Misha", 0.9 );
ob2.PrintName();
cout << ob2.build(230) << "\n\n";
 
Mason ob3( "Aleksey", 0.9 );
ob3.PrintName();
cout << ob3.build(200) << "\n\n";
 
Mason ob4( "Andrei", 0.8 );
ob2 = ob4;
ob4.PrintName();
cout << ob4.build(199) << "\n\n\n";
 
//ob2 = ob4;
ob2.PrintName();
cout << ob2.build(300) << endl;
 
return 0;
}