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First solution in Clear category for The Angles of a Triangle by KrzysztofP
import math
def is_triangle(a, b, c):
if (a >= b + c) or (b >= a + c) or (c >= a + b):
return 0
else:
return 1
def angle (a, b, c):
return math.degrees(math.acos((c**2 - b**2 - a**2)/(-2.0 * a * b)))
def checkio(a, b, c):
if is_triangle(a,b,c)==0:
return [0,0,0]
else:
angA = round(angle(a,b,c))
angB = round(angle(b,c,a))
angC = round(angle(c,a,b))
lista= [angB, angC, angA]
return sorted(lista)
#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"
Oct. 31, 2016
