hello_world

Java

import java.util.Scanner;

class hello_world
{
public static void main(String[] args)
{
System.out.println("welcome 2017!");

# hello_world in C

#include <stdio.h>
int main(){
printf("hello_world\nWelcome 2017!\n");
}

# hello_world in c++

#include<iostream>
 using namespace std;
  
  int main(){
  cout<< "hello world \n Welcome 2017!\n";
 }

## JavaScript

```javascript
console.log("welcome 2017!");

## Python
```python
print("welcome 2017!")

C#

using System;
using System.Collections.Generic;
using System.Text;

namespace HelloWorld
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("welcome 2017!");
        }
    }
public static void main(String[] args) 
  { 
    System.out.println("welcome 2017!");
  }
}