title: print on console in android studio
body: <p>I want to know where the output of System.out.printf will be shown in Android Studio</p>
  
  <pre><code>package com.example.kakashi.gesture1;
  
  import android.support.v4.view.MotionEventCompat;
  import android.support.v7.app.AppCompatActivity;
  import android.os.Bundle;
  import android.util.Log;
  import android.view.MotionEvent;
  
  public class MainActivity extends AppCompatActivity {
  
    @Override
    protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_main);
    }
  
    public void printSamples(MotionEvent event){
      int historySize = event.getHistorySize();
      int pointerCount = event.getPointerCount();
      for (int i=0;i&lt;historySize;i++) {
        System.out.printf("At time %d",event.getHistoricalEventTime(i));
        for (int p=0;p&lt;pointerCount;p++){
          System.out.printf("pointer %d ( %f,  %f                                                                             )",event.getPointerId(p),event.getX(p),event.getY(p));
        }
      }
    }
  }
  </code></pre>