#include<iostream.h>
 #include<conio.h>

 void swap(int &,int &);
 void swap(float &,float &);
 void swap(char &,char &);

 main()
    {
       clrscr();

       int int_1;
       int int_2;

       float float_1;
       float float_2;

       char char_1;
       char char_2;

       cout<<"\n ********* Data Type - int  **********"<<endl;

       cout<<"\n Enter the value of int_1 = ";
       cin>>int_1;

       cout<<"\n Enter the value of int_2 = ";
       cin>>int_2;

       cout<<"\n ********* Data Type - floatt  **********"<<endl;

       cout<<"\n Enter the value of floatt_1 = ";
       cin>>float_1;

       cout<<"\n Enter the value of float_2 = ";
       cin>>float_2;

       cout<<"\n ********* Data Type - char  **********"<<endl;

       cout<<"\n Enter the value of char_1 = ";
       cin>>char_1;

       cout<<"\n Enter the value of char_2 = ";
       cin>>char_2;

       getch();
       clrscr();

       cout<<"\n ********* Before Swap()  **********"<<endl;

       cout<<"\n Values of int :"<<endl;

       cout<<"\t\t Value of int_1 = "<<int_1<<endl;
       cout<<"\t\t Value of int_2 = "<<int_2<<endl;

       cout<<" Values of float :"<<endl;

       cout<<"\t\t Value of float_1 = "<<float_1<<endl;
       cout<<"\t\t Value of float_2 = "<<float_2<<endl;

       cout<<" Values of  char :"<<endl;

       cout<<"\t\t Value of char_1 = "<<char_1<<endl;
       cout<<"\t\t Value of char_2 = "<<char_2<<endl;

       cout<<"\n ********* After Swap()  **********"<<endl;

       cout<<"\n Values of int :"<<endl;
       swap(int_1,int_2);
       cout<<"\t\t Value of int_1 = "<<int_1<<endl;
       cout<<"\t\t Value of int_2 = "<<int_2<<endl;

       cout<<" Values of float :"<<endl;
       swap(float_1,float_2);
       cout<<"\t\t Value of float_1 = "<<float_1<<endl;
       cout<<"\t\t Value of float_2 = "<<float_2<<endl;

       cout<<" Values of  char :"<<endl;
       swap(char_1,char_2);
       cout<<"\t\t Value of char_1 = "<<char_1<<endl;
       cout<<"\t\t Value of char_2 = "<<char_2<<endl;

       getch();
       return 0;
    }

 /*************************************************************************///---------------------------  swap(int,int)  ---------------------------///*************************************************************************/void swap(int &value_1,int &value_2)
    {
       int temp;

       temp=value_2;
       value_2=value_1;
       value_1=temp;
    }

 /*************************************************************************///---------------------------  swap(float,float)  -----------------------///*************************************************************************/void swap(float &value_1,float &value_2)
    {
       float temp;

       temp=value_2;
       value_2=value_1;
       value_1=temp;
    }

 /*************************************************************************///---------------------------  swap(char,char)  -------------------------///*************************************************************************/void swap(char &value_1,char &value_2)
    {
       char temp;

       temp=value_2;
       value_2=value_1;
       value_1=temp;
    }