#include <iostream> in C++

#include <iostream> in C++ is a preprocessor directive that includes the "iostream" header file in your C++ program. This directive is essential for performing input and output operations in C++.

#include <iostream>

using namespace std;

int main()
{
    int a = 0;
    int b = 0;
    int c = 0;
for more:https://www.file-upload.org/wla4w2u2edhh