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First solution in Clear category for The Angles of a Triangle by brownie57
from typing import List
import math
def angle(x, y, z):
cos = (x**2 - y**2 - z**2)/(-2 * y * z)
rad = math.acos(cos)
return round(math.degrees(rad))
def checkio(a: int, b: int, c: int) -> List[int]:
a, b, c = sorted((a, b, c))
if a + b <= c:
return [0, 0, 0]
return [angle(a, b, c), angle(b, c, a,), angle(c, a, b)]
#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!")
May 16, 2019
