from machine import Pin
tombol = Pin(2, Pin.IN)
led1 = Pin(15, Pin.OUT)
led2 = Pin(4, Pin.OUT)
led3 = Pin(5, Pin.OUT)

from time import sleep

hitung = 0;
flag = True;

while True:
    status_tombol = tombol.value()
    print(status_tombol)
    sleep(0.1)
    if(status_tombol == 1 and flag == True):
        hitung = hitung + 1
        print(hitung)
        flag = False
        if(hitung == 1):
            led1.on()
        if(hitung == 2):
            led1.off()
            hitung = 0
        if(hitung == 0):
            led2.on()
        if(hitung == 1):
            led2.off()
            led2.value()
        if(hitung == 0):
            led3.on()
        if(hitung == 1):
            led3.off()
        if(hitung == 1):
            led3.off()
            led3.value()
    if(status_tombol == 0):
        flag = True