function Update () {
    if (Input.touchCount > 0) {
        print(Input.touchCount);
    }
}

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
    void Update() {
        if (Input.touchCount > 0)
            print(Input.touchCount);
        
    }
}

import UnityEngine
import System.Collections

class example(MonoBehaviour):

    def Update():
        if Input.touchCount > 0:
            print(Input.touchCount)