Enable Javascript in your browser and then refresh this page, for a much enhanced experience.
First solution in Clear category for The Angles of a Triangle by Diego_Hernando_Useche_Reyes
from typing import List
from math import *
def checkio(a: int, b: int, c: int) -> List[int]:
if (a + b <= c) or (b + c <= a) or (a + c <= b):
return [0, 0, 0]
else:
alpha_c = acos((a**2+b**2-c**2)/(2*a*b))*(360/(2*pi))
alpha_b = acos((a**2+c**2-b**2)/(2*a*c))*(360/(2*pi))
alpha_a = acos((b**2+c**2-a**2)/(2*b*c))*(360/(2*pi))
return sorted([round(alpha_a),round(alpha_b),round(alpha_c)])
#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!")
Nov. 30, 2018