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  1. import math
  2.  
  3. t = int(input())
  4.  
  5. while t > 0 :
  6.     n = int(input())
  7.  
  8.     m = int((math.sqrt(1+8*n)-1)/2)
  9.  
  10.     o = int(m*(m+1)/2)
  11.  
  12.     n -= o
  13.  
  14.     if n < 1 :
  15.         print(m)
  16.     else:
  17.         print(m+1)
  18.     t = t-1
Success #stdin #stdout 0.04s 9440KB
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https://ideone.com/lrCRFF
language:
Python 3 (python  3.9.5)
created:
6 years ago
visibility:
public

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