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from math import acos, degrees solution in Clear category for The Angles of a Triangle by nickgryg
from math import acos, degrees
def get_angle(a, b, c):
try:
angle_c = round(degrees(acos((a ** 2 + b ** 2 - c ** 2) / (2 * a * b))))
except ValueError:
angle_c = 0
return angle_c if angle_c != 180 else 0
def checkio(a, b, c):
return sorted([get_angle(a, b, c), get_angle(a, c, b), get_angle(b, c, a)])
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
print("Example:")
print(checkio(4, 4, 4))
assert checkio(4, 4, 4) == [60, 60, 60], "All sides are equal"
assert checkio(3, 4, 5) == [37, 53, 90], "Egyptian triangle"
assert checkio(2, 2, 5) == [0, 0, 0], "It's can not be a triangle"
print("Coding complete? Click 'Check' to earn cool rewards!")
Jan. 4, 2019