MainAcitivity.java

package android.activity;

import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
public class MainActivity extends Activity
{
	@Override
	protected void onCreate(Bundle savedInstanceState)
	{
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		final TextView Show = (TextView) findViewById(R.id.KQ);
		final Button Click = (Button) findViewById(R.id.TBC);
		Click.setOnClickListener(new OnClickListener()
		{
			@Override
			public void onClick(View v)
			{
				Intent myIntent = new Intent(getApplicationContext(), TrungBinhCong.class);
				startActivity(myIntent);
			}
		});
	}
}