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  1. from functools import reduce
  2. import sys
  3.  
  4. def parse_int_list(numbers_str, acc=None):
  5.  
  6.     if acc is None:
  7.         acc = []
  8.  
  9.     # empty string case
  10.     numbers_str = numbers_str.strip()
  11.     if not numbers_str:
  12.         return acc
  13.  
  14.     # Finding  first number
  15.     space_index = numbers_str.find(' ')
  16.     if space_index == -1:
  17.         # returning Last number
  18.         return acc + [int(numbers_str)]
  19.  
  20.     # recursive calling
  21.     current = int(numbers_str[:space_index])
  22.     return parse_int_list(numbers_str[space_index:], acc + [current])
  23.  
  24. def read_input():
  25.  
  26.     return sys.stdin.readline().strip()
  27.  
  28. def process_test_case():
  29.  
  30.     count = int(read_input())
  31.     numbers = parse_int_list(read_input())
  32.  
  33.     # Filtering positive numbers and using reduce for calculating sum
  34.     return reduce(
  35.         lambda acc, x: acc + x * x,
  36.         filter(lambda x: x > 0, numbers),
  37.         0
  38.     )
  39.  
  40. def process_all_cases(remaining, results):
  41.  
  42.     if remaining == 0:
  43.         # Printing all results without blank spaces
  44.         print(*results, sep='\n')
  45.         return
  46.  
  47.     # Processing current test case and iterating rest
  48.     return process_all_cases(
  49.         remaining - 1,
  50.         results + [process_test_case()]
  51.     )
  52.  
  53. def main():
  54.     # Reading  number of test cases
  55.     num_cases = int(read_input())
  56.     process_all_cases(num_cases, [])
  57.  
  58. if __name__ == "__main__":
  59.     main()
Success #stdin #stdout 0.05s 9800KB
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https://ideone.com/hWqO0D
language:
Python 3 (python  3.12)
created:
9 days ago
visibility:
public

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