import time
time.sleep(0.1) # Wait for USB to become ready
print("Hello, Pi Pico!")

from machine import Pin 
leds = [
    Pin(11,Pin.OUT), #A
    Pin(15,Pin.OUT), #B
    Pin(18,Pin.OUT), #C
    Pin(20,Pin.OUT), #D
    Pin(21,Pin.OUT), #E
    Pin(12,Pin.OUT), #F
    Pin(17,Pin.OUT), #G
    Pin(19,Pin.OUT)  #Dp
]
gnds = [
    Pin(16, Pin.OUT), #dig4
    Pin(14, Pin.OUT), #dig3
    Pin(13, Pin.OUT), #dig2
    Pin(10, Pin.OUT), #dig1
]

for gnd in gnds:
    gnd.high()

nums = [
    [1,1,1,1,1,1,0], #0
    [0,1,1,0,0,0,0], #1
    [1,1,0,1,1,0,1], #2
    [1,1,1,1,0,0,1], #3
    [0,1,1,0,0,1,1], #4
    [1,0,1,1,0,1,1], #5
    [1,0,1,1,1,1,1], #6
    [1,1,1,0,0,0,0], #7
    [1,1,1,1,1,1,1], #8
    [1,1,1,1,0,1,1], #9
]

def num_print(num):
    for i in range(7):
        leds[i].value(nums[num][i])

def number_print(number):
    a = number
    for i in range(4):
        num_print(a % 10)
        gnds[i].low()
        gnds[i].high()
        a = a // 10

#------------BEGIN---------------
b = int(input())
while True:
    time.sleep(0.01)
    number_print(b)