# Add your Python code here. E.g.
from microbit import *
display.off()

pin15.write_digital(0)
pin16.write_digital(0)
while True:
    if button_a.get_presses():
        pin15.write_digital(0)
        pin16.write_digital(1)
        nr = 0
        while nr < 23:
            if pin1.read_analog() < 10:
               nr = nr + 1
               pin16.write_digital(0)
               sleep(50)
               pin16.write_digital(1)
               sleep(10)               
        pin16.write_digital(0)
        
    if button_b.get_presses():
        pin15.write_digital(0)
        pin16.write_digital(1)
        nr = 0
        while nr < 76:
            if pin1.read_analog() < 10:
               nr = nr + 1             
        pin16.write_digital(0)