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First solution in Clear category for The Angles of a Triangle by CyprianSzlachciak
from math import acos
from math import pi
def checkio(a, b, c):
if a + b <= c or a + c <= b or b + c <= a:
return [0, 0, 0]
else:
list = []
A = round(acos((b ** 2 + c ** 2 - a ** 2) / float(2 * b * c)) / pi * 180)
B = round(acos((a ** 2 + c ** 2 - b ** 2) / float(2 * a * c)) / pi * 180)
C = 180 - A - B
list.append(A)
list.append(B)
list.append(C)
list.sort()
return list
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
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"
Nov. 27, 2016
