import time
time.sleep(0.1) # Wait for USB to become ready

print("Hello, Pi Pico!")

from machine import Pin 

seg7=(Pin(0,Pin.OUT),Pin(1,Pin.OUT),Pin(2,Pin.OUT),
      Pin(3,Pin.OUT),Pin(4,Pin.OUT),Pin(5,Pin.OUT),
      Pin(6,Pin.OUT)) #abcdefg

table7=((1,1,1,1,1,1,0),(0,1,1,0,0,0,0),(1,1,0,1,1,0,1),
        (1,1,1,1,0,0,1),(0,1,1,0,0,1,1),(1,0,1,1,0,1,1),
        (1,0,1,1,1,1,1),(1,1,1,0,0,0,0),(1,1,1,1,1,1,1),
        (1,1,1,1,0,1,1))

def disp7(num):
    for i in range(7): # how many segment
        seg7[i].value(table7[num][i])


while 1:
    for i in range(10):
        disp7(i)
        time.sleep(1)
    for i in range(9,-1,-1):
        disp7(i)
        time.sleep(1)