// C
#include <stdio.h>
int main()
{
    printf("An error occurred\n");
    return 0;
}

// C++
#include <iostream>
int main()
{
    std::cout << "An error occurred" << std::endl;
    return 0;
}

// Java
public class Main
{
    public static void main(String[] args)
    {
        System.out.println("An error occurred");
    }
}

// JavaScript
console.log("An error occurred\n")

// Python
print "An error occurred"