C++ Constructor Destructor Binary to octal conversion

Write a C++ program of binary to octal conversion with Constructor with constructor.

/* binary to octal conversion with Constructor.*/
#include<iostream>
using namespace std;
class T4Tutorials
{
	private :
		int i,j,dn;
		int temp,T4Tutorials_Octal;
	public :
		//for constrtcor function name is same as class name
		T4Tutorials()
		{
			cout<<"Program for decimal to octal "<<endl;
			cout<<"conversion with Constructor.."<<endl;
			cout<<"Enter the Decimal Number : "<<endl;
			cin>>dn;
			temp=dn;
			i=1;
			for(j=dn ; j>0 ; j=j/8)
			{
				T4Tutorials_Octal=T4Tutorials_Octal+(j%8)*i;
				i=i*10;
			}
			cout<<"Your Input Decimal is :"<<temp;
			cout<<"Octal Value After conversion is : "<<T4Tutorials_Octal<<endl;
		}
};
int main()
{
	T4Tutorials a;
}

Write a C++ program of binary to octal conversion with Constructor Overloading.

/* binary to octal conversion with Constructor overloading*/
#include<iostream>
using namespace std;
class construct
{
	protected :
		int i,j;
		int temp, T4Tutorials_Octal;
		int temp1, T4Tutorials_Octal1;
		int temp2, T4Tutorials_Octal2;
	public :
		construct(int one)
		{
			temp=one;
			i=1;
			for(j=one ; j>0 ; j=j/8)
			{
				T4Tutorials_Octal=T4Tutorials_Octal+(j%8)*i;
				i=i*10;
			}
			cout<<"Your Input Decimal is :"<<temp;
			cout<<"Octal Value After conversion is : "<<T4Tutorials_Octal<<endl;
		}
		construct(int T4Tutorials2,int T4Tutorials3)
		{
			temp1=T4Tutorials2;
			temp2=T4Tutorials3;
			i=1;
			for(j=T4Tutorials2 ; j>0 ; j=j/8)
			{
				T4Tutorials_Octal1=T4Tutorials_Octal1+(j%8)*i;
				i=i*10;
			}
			cout<<"Your first Input Decimal is :"<<temp1;
			cout<<"Octal Value After conversion is : "<<T4Tutorials_Octal1<<endl;
			
			
			i=1;
			for(j=T4Tutorials3 ; j>0 ; j=j/8)
			{
				T4Tutorials_Octal2=T4Tutorials_Octal2+(j%8)*i;
				i=i*10;
			}
			cout<<"Your Second Input Decimal is :"<<temp2;
			cout<<"Octal Value After conversion is : "<<T4Tutorials_Octal2<<endl;
		}
};
int main()
{
	cout<<"This Program Demonstrate The Single and";
	cout<<"multiple paramter Constructor";
	int option;
	Abc : 
	cout<<"Enter 1 of Single parameter constructor ";
	cout<<"Enter 2 For Multiple Paramter constucor ";
	cout<<"Enter 1 or 2 : ";
	cin>>option;
	system("cls");	//this function is to clear the screen
	if(option ==1)
	{
		cout<<"-You Have Slected Single Paramater";
		cout<<"Constructor-";
		int one;
		cout<<"Enter a Decimal Number  to conver to into octal : ";
		cin>>one;
		construct a(one);
	}
	else if(option==2)
	{
		cout<<"-You Have slected Multiple Paramater ";
		cout<<"Constructor-";
		int T4Tutorials2,T4Tutorials3;
		cout<<"Enter First Decimal Number  to conver to into octal : ";
		cin>>T4Tutorials2;
		cout<<"Enter Second Decimal Number  to conver to into octal : ";
		cin>>T4Tutorials3;
		construct a(T4Tutorials2, T4Tutorials3);
	}
	else
	{
		cout<<"Your Input in Wrong try Agin ";
		goto Abc;
	}
	
}

Write a C++ program of binary to octal conversion with destructor.

/* binary to octal conversion with destructor*/
#include<iostream>
using namespace std;
class T4Tutorials
{
	private :
		int i,j,dn;
		int temp,T4Tutorials_Octal;
	public :
		//for destructor function name is same as class name with ~sign
		~T4Tutorials()
		{
			cout<<"Program for decimal to octal "<<endl;
			cout<<"conversion with destructor.."<<endl;
			cout<<"Enter the Decimal Number : "<<endl;
			cin>>dn;
			temp=dn;
			i=1;
			for(j=dn ; j>0 ; j=j/8)
			{
				T4Tutorials_Octal=T4Tutorials_Octal+(j%8)*i;
				i=i*10;
			}
			cout<<"Your Input Decimal is :"<<temp;
			cout<<"Octal Value After conversion is : "<<T4Tutorials_Octal<<endl;
		}
};
int main()
{
	T4Tutorials a;
}