#!/usr/bin/python3
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# https://www.hackerrank.com/challenges/halloween-party
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import sys
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def max_pieces(n):
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return (n // 2) * ((n+1) // 2)
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def main():
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T = int(sys.stdin.readline())
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for _ in range(T):
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print(max_pieces(int(sys.stdin.readline())))
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if __name__ == '__main__':
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main()
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