@Override
public void onSensorChanged(SensorEvent sensorEvent) {

StringBuilder info = new StringBuilder();
info.append("Wskazania akcelerometr: \n");
for (int i = 0; i<sensorEvent.values.length; i++){
info.append(" {");
if(i==0){info.append("x");}
if(i==0){info.append("y");}
}
}