Cpp Compiler – Write, Compile & Run C++ Code Online

Allinonekit

C++ Compiler

EXPLORER

main.cpp

#include <iostream>
#include <vector>
#include <string>

using namespace std;

// Function to demonstrate basic C++ features
void greetUser(const string& name) {
    cout << "Hello, " << name << "! Welcome to the C++ Compiler!" << endl;
}

// Function to demonstrate STL usage
void demonstrateSTL() {
    vector<int> numbers = {1, 2, 3, 4, 5};
    
    cout << "Original numbers: ";
    for (int num : numbers) {
        cout << num << " ";
    }
    cout << endl;
    
    // Transform vector
    for (int& num : numbers) {
        num *= 2;
    }
    
    cout << "Doubled numbers: ";
    for (int num : numbers) {
        cout << num << " ";
    }
    cout << endl;
}

// Recursive function example
int factorial(int n) {
    if (n <= 1) return 1;
    return n * factorial(n - 1);
}

int main() {
    cout << "=== C++ Compiler Demo ===" << endl;
    
    greetUser("Developer");
    
    demonstrateSTL();
    
    cout << "Factorial of 5: " << factorial(5) << endl;
    
    // Object-oriented example
    string language = "C++";
    cout << "Programming in: " << language << endl;
    
    return 0;
}

Console Output

Compile and run C++ code to see output here...