#include <Servo.h>
Servo myserv;
int pos = 0;

void setup() {
  // put your setup code here, to run once:
  myserv.attach(11);
  pinMode(4, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  myserv.write(pos);
  bool stat = digitalRead(4);
  if(stat) {
    // for( pos = 0; pos <= 90; pos++){
    //   myserv.write(pos);
    //   delay(10);
    // }
    myserv.write(90);
    delay(10);
  }else{
    myserv.write(0);
  }
}