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  1. Prepare
  2. Algorithms
  3. Warmup
  4. Plus Minus
  5. Discussions

Plus Minus

  • ed_es1994
     + 1 comment

    PYTHON 3

    def plusMinus(arr):

    print(f"{sum(1 for i in arr if i > 0) / len(arr):.6f}")
    print(f"{sum(1 for i in arr if i < 0) / len(arr):.6f}")
    print(f"{sum(1 for i in arr if i == 0) / len(arr):.6f}")

if __name__ == '__main__':

    n = int(input())
    plusMinus(list(map(int, input().split())))