'''
Mission 11 - Spirit Level
Objective 3
'''
from codex import *
from time import sleep
import math

while True:
    val = accel.read()
    tilt_x = val[0]

    scaled = (tilt_x/16384)
    scaled = min(max(scaled, -1), 1)
    degrees = math.asin(scaled) * 180 / math.pi
    degrees = int(degrees)

    display.print(degrees)
    sleep(0.2)