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First lambda solution in Speedy category for Median by denisbalyko
"""
def checkio(data):
data.sort()
center = int(len(data) / 2)
if not (len(data) % 2):
return (data[center]+data[center-1])/2
else:
return data[center]
"""
checkio = lambda data: (sorted(data)[int(len(sorted(data))/2)]+sorted(data)[int(len(sorted(data))/2)-1])/2 if not (len(sorted(data)) % 2) else sorted(data)[int(len(sorted(data))/2)]
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
assert checkio([1, 2, 3, 4, 5]) == 3, "Sorted list"
assert checkio([3, 1, 2, 5, 3]) == 3, "Not sorted list"
assert checkio([1, 300, 2, 200, 1]) == 2, "It's not an average"
assert checkio([3, 6, 20, 99, 10, 15]) == 12.5, "Even length"
print("Start the long test")
assert checkio(list(range(1000000))) == 499999.5, "Long."
print("The local tests are done.")
July 28, 2014
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