#include <Keypad.h>
#include <Servo.h>
const uint8_t ROWS = 4;
const uint8_t COLS = 4;
char keys[ROWS][COLS] = {
  { '1', '2', '3', 'A' },
  { '4', '5', '6', 'B' },
  { '7', '8', '9', 'C' },
  { '*', '0', '#', 'D' }
};

uint8_t colPins[COLS] = { 5, 4, 3, 2 }; 
uint8_t rowPins[ROWS] = { 9, 8, 7, 6 }; 
Servo myservo;
Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);

void setup() {
  Serial.begin(9600);
  myservo.attach(10);
  myservo.write(90);
}

void loop() {
  char key = keypad.getKey();

  if (key != NO_KEY) {
    Serial.println(key);
    if (key=='0'){
      myservo.write(0);
    }
    if (key=='1'){
      myservo.write(20);
    }
    if (key=='2'){
      myservo.write(40);
    }
    if (key=='3'){
      myservo.write(60);
    }
    if (key=='4'){
      myservo.write(80);
    }
    if (key=='5'){
      myservo.write(100);
    }
    if (key=='6'){
      myservo.write(120);
    }
    if (key=='7'){
      myservo.write(140);
    }
    if (key=='8'){
      myservo.write(160);
    }
    if (key=='9'){
      myservo.write(180);
    }
    if (key=='*'){
      myservo.write(90);
    }
    if (key=='#'){
      myservo.write(0);
      myservo.write(180);
      myservo.write(90);
    }
    

    
    
  }
  }