package com.example.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class Activity2 extends AppCompatActivity {

    public Button button_1;

    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_2);

        button_1 = (Button) findViewById(R.id.button_1);
        button_1.setOnClickListener(new View.OnClickListener(){
            public void onClick(View v) {
                openMainActivity();
            }
        });
    }

    public void openMainActivity() {
        Intent intent = new Intent(this, MainActivity.class);
        startActivity(intent);
    }
}