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  1. input_list = [2, 2, 3, 3, 5, 5]
  2. target = 5
  3. m = {}
  4. output = []
  5.  
  6. for i in range(0, len(input_list)):
  7.     complement = target - input_list[i]
  8.  
  9.     if complement in m:
  10.         stored_index = m[complement]
  11.         if i != stored_index:
  12.             output.append(f"{i} {stored_index}")
  13.  
  14.     m[input_list[i]] = i
  15.  
  16. print("\n".join(output))
  17.  
Success #stdin #stdout 0.07s 14020KB
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Standard input is empty
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2 1
3 1
https://ideone.com/0syURV
language:
Python 3 (python  3.12)
created:
8 hours ago
visibility:
public

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