typecasting.cpp

#include <iostream>
using namespace std;

int c=56;
int main()
{
  int a,b,c;

  cin>>a;
  cin>>b;
  c=a+b;

  cout<<c<<endl;

  cout<<"global c is "<<::c;//scope resolution opertor using in global variable

  return 0;
//************************************c++**************//

#include<iostream> 

using namespace std;

int c = 45;

int main(){
    
     //*************Build in Data types****************
     int a, b, c;
     cout<<"Enter the value of a:"<<endl;
     cin>>a;
     cout<<"Enter the value of b:"<<endl;
     cin>>b;
     c = a + b;
     cout<<"The sum is "<<c<<endl;
     cout<<"The global c is "<<::c;

  // ************* Float, double and long double Literals****************
   float d=34.4F;
   long double e = 34.4L; 
   cout<<"The size of 34.4 is "<<sizeof(34.4)<<endl;
   cout<<"The size of 34.4f is "<<sizeof(34.4f)<<endl;
   cout<<"The size of 34.4F is "<<sizeof(34.4F)<<endl;
   cout<<"The size of 34.4l is "<<sizeof(34.4l)<<endl;
   cout<<"The size of 34.4L is "<<sizeof(34.4L)<<endl;
   cout<<"The value of d is "<<d<<endl<<"The value of e is "<<e;  

    // *************Reference Variables**************** 
    Rohan Das----> Monty -----> Rohu ------> Dangerous Code   float x = 455   float & y = x   cout<<x<<endl   cout<<y<<e  
    // *************Typecasting**************** 
    int a = 45;   
    float b = 45.46;
    cout<<"The value of a is "<<(float)a<<endl;
    cout<<"The value of a is "<<float(a)<<endl;

    cout<<"The value of b is "<<(int)b<<endl;
    cout<<"The value of b is "<<int(b)<<endl;
    int c = int(b);

    cout<<"The expression is "<<a + b<<endl;
    cout<<"The expression is "<<a + int(b)<<endl;
    cout<<"The expression is "<<a + (int)b<<endl;


    return 0;
}








}