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  1. import sys
  2.  
  3. case = int(sys.stdin.readline())
  4. dic = {}
  5.  
  6. for i in range(case):
  7.     age, name = map(str, sys.stdin.readline().split())
  8.     if dic.get(age) is not None:
  9.         dic[age] += [name]
  10.     else:
  11.         dic[age] = [name]
  12. for i in sorted(list(dic.keys())):
  13.     for j in range(len(dic[i])):
  14.         print(i, dic[i][j])
  15.  
Success #stdin #stdout 0.02s 9412KB
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stdin
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2
9 a
11 b
stdout
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11 b
9 a
https://ideone.com/jTWCSu
language:
Python 3 (python  3.12)
created:
5 years ago
visibility:
public

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