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  1. from math import sqrt
  2.  
  3. t = int(input())
  4. end = 0
  5. tav = []
  6. while t > end:
  7.     k = 0
  8.     tab = []
  9.     while k < 2:
  10.         n = input().split()
  11.         if n != '':
  12.             x = int(n[0])
  13.             y = int(n[1])
  14.             r = int(n[2])
  15.             tab.append(x)
  16.             tab.append(y)
  17.             tab.append(r)
  18.         k += 1
  19.  
  20.     length = sqrt((tab[3]-tab[0])**2\
  21.                   +(tab[4]-tab[1])**2)
  22.  
  23.     next_len = (tab[2]*2+tab[5]*2) - (length + tab[2]+tab[5])
  24.     if next_len < 0:
  25.         next_len = 0
  26.     elif length == 0:
  27.         if tab[2] > tab[5]:
  28.             next_len = 2 * tab[5]
  29.         else:
  30.             next_len = 2 * tab[2]
  31.  
  32.     tav.append(next_len)
  33.  
  34.     end += 1
  35. print()
  36. for i in tav:
  37.     print('{:.2f}'.format(i))
Success #stdin #stdout 0.02s 28384KB
comments (?)
stdin
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3
3 3 3
3 -1 4
-3 -3 3
-1 2 5
3 3 2
-3 -3 1
stdout
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3.00
2.61
0.00
https://ideone.com/YkVLNW
language:
Python 3 nbc (python 3.7.3)
created:
6 years ago
visibility:
public

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