Dsa in c++ datatype and varaible

// use the labrarey

#include <iostream>

// using the namespace 

using namespace std;

// ; means end progran line 

// endl means new line 

// \n means new line

// start the program 

int main(){

// print hte any statement here 

cout << "Namaste Vishal" <<endl;

// varaible in c++ .... compiler ko batana padenga ki ye varaible kis type ka hai .... compiler usko memoery assign karenga 

int a = 5;

cout<< a << endl;

// character dikhane ke liye 

char b = 'v';

cout<< b <<endl;

// float 

  float c= 1.98;

  cout << c <<endl;

  // type of the varaible

  int d = sizeof(c);

  cout<< d <<endl;

}