Python:

print("hello")

$ python3 main.py

-------------------------------------------------

Java:

public class Main
{
    public static void main(String[] args)
    {
        System.out.println("hello");
    }
}

$ javac Main.java
$ java Main

-------------------------------------------------

C:

#include <stdio.h>

int main()
{
    printf("hello\n");

    return 0;
}

$ gcc main.c

-------------------------------------------------

C#:

$ dotnet new console

using System;
using static System.Console;
using System.Linq;
using System.Collections;
using System.Collections.Generic;

namespace Example
{
    public class Program
    {
        public static void Main(string[] args)
        {
            WriteLine("hello");
        }
    }
}

$ dotnet run

-------------------------------------------------

Go:

package main

import (
	"fmt"
)

func main() {
	fmt.Println("go")
}

$ go build main.go

-------------------------------------------------

Nim:

echo "hello"

$ nim c main.nim