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- package com.example.calculate;
- import android.support.v7.app.AppCompatActivity;
- import android.os.Bundle;
- import android.view.View;
- import android.widget.EditText;
- import android.widget.TextView;
- public class MainActivity extends AppCompatActivity {
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.activity_main);
- }
- public void addClick (View v) {
- EditText Number1 = (EditText) findViewById(R.id.Number1);
- EditText Number2 = (EditText) findViewById(R.id.Number2);
- TextView result = (TextView) findViewById(R.id.result);
- int n1 = Integer.parseInt(Number1.getText().toString());
- int n2 = Integer.parseInt(Number2.getText().toString());
- result.setText(Integer.toString(n1+n2));
- }
- public void subtractClick (View v) {
- EditText Number1 = (EditText) findViewById(R.id.Number1);
- EditText Number2 = (EditText) findViewById(R.id.Number2);
- TextView result = (TextView) findViewById(R.id.result);
- int n1 = Integer.parseInt(Number1.getText().toString());
- int n2 = Integer.parseInt(Number2.getText().toString());
- result.setText(Integer.toString(n1-n2));
- }
- public void multiplyClick (View v) {
- EditText Number1 = (EditText) findViewById(R.id.Number1);
- EditText Number2 = (EditText) findViewById(R.id.Number2);
- TextView result = (TextView) findViewById(R.id.result);
- int n1 = Integer.parseInt(Number1.getText().toString());
- int n2 = Integer.parseInt(Number2.getText().toString());
- result.setText(Integer.toString(n1*n2));
- }
- public void deiviedClick (View v) {
- EditText Number1 = (EditText) findViewById(R.id.Number1);
- EditText Number2 = (EditText) findViewById(R.id.Number2);
- TextView result = (TextView) findViewById(R.id.result);
- int n1 = Integer.parseInt(Number1.getText().toString());
- int n2 = Integer.parseInt(Number2.getText().toString());
- result.setText(Integer.toString(n1/n2));
- }
- }
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