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First solution in Clear category for Boolean Algebra by fierce_mark
OPERATION_NAMES = ("conjunction", "disjunction", "implication", "exclusive", "equivalence")
def conj(x, y):
return x and y
def disj(x, y):
return x or y
def impl(x, y):
return disj(not x,y)
def excl(x, y):
return (x or y) and not (x and y)
def equiv(x, y):
return not(excl(x, y))
def boolean(x, y, operation):
switcher = {
"conjunction" : conj,
"disjunction" : disj,
"implication" : impl,
"exclusive" : excl,
"equivalence" : equiv
}
func = switcher.get(operation, "nothing")
return func(x, y)
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert boolean(1, 0, "conjunction") == 0, "and"
assert boolean(1, 0, "disjunction") == 1, "or"
assert boolean(1, 1, "implication") == 1, "material"
assert boolean(0, 1, "exclusive") == 1, "xor"
assert boolean(0, 1, "equivalence") == 0, "same?"
Oct. 16, 2018
