MOVEMENT

using UnityEngine;
using System.Collections;

public class Movement : MonoBehaviour {

	// Update is called once per frame
	void Update () {
		if(Input.GetKeyUp(KeyCode.W))
		{
			Vector3 up = new Vector3 (0, 0.2f, 0);
			gameObject.transform.position += up;
		}
	}
}


PRINTING

using UnityEngine;
using System.Collections;

public class PrintingScript : MonoBehaviour {

	// Update is called once per frame
	void Update () {
		if(Input.GetKeyDown(KeyCode.R))
		{
			print ("We pressed the R Key!");
		}
	}
}