practica 6 a
TRANSCRIPT
![Page 1: Practica 6 a](https://reader036.vdocuments.co/reader036/viewer/2022082908/5879d9211a28ab842c8b6b45/html5/thumbnails/1.jpg)
Practica 6Operaciones Aritméticas
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SE AGREGA EN ORDEN
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import android.os.Bundle; import android.app.Activity; import android.view.Menu; import android.view.View; import android.widget.EditText; import android.widget.RadioButton; import android.widget.TextView; public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main);
} @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.main, menu);
return true; } public void operar(View view) { EditText et1=(EditText)findViewById(R.id.et1);
EditText et2=(EditText)findViewById(R.id.et2);
TextView tv3=(TextView)findViewById(R.id.tv3);
RadioButton radio0=(RadioButton)findViewById(R.id.radio0);
RadioButton radio1=(RadioButton)findViewById(R.id.radio1);
int nro1=Integer.parseInt(et1.getText().toString()); int nro2=Integer.parseInt(et2.getText().toString());
SE AGREGA EL FORMATO EN EL MAIN ACTIVITY .JAVA Y SE CORRE.
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if(radio0.isChecked()==true){ int suma=nro1+nro2; String resultado=String.valueOf(suma); tv3.setText(resultado); }else if(radio1.isChecked()==true){ int resta=nro1-nro2; String resultado=String.valueOf(resta); tv3.setText(resultado); } } }
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SE CORRE
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