Answers for "cout syntax in c++"

std cout c++

#include <iostream>
using std::cout;
int main()
{ 
  	cout<<"Hello world";
    return 0;
}

c++ cin operator

//Akbarali saqlagan C++ bo'yicha cin operatoriga ta'rif
#include <iostream>
using namespace std;
int main (){
  int a;
  cout << "Kattaroq sonni yozing: ";
  cin >> a;
  int b;
  cout << "Tepadaginga nisbatan kichik bo`lgan son(qiymatni) yozing: ";
  cin >> b;
  cout << "Birinchi kiritgan soningizdan ikkinchi kiitgan soningiz " << a-b << " marta katta ekanligi ma'lum bo'ldi.n";
  return 0;
}

cout in c++

The cout object in C++ is an object of class ostream.

c++ cout int

#include <iostream>

std::cout << "Hello, World!" << std::endl;