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  1. n, lst = int(input()), [1, 2, 3]
  2.  
  3. for i in range(n):
  4.     a, b = map(int, input().split())
  5.     temp = lst[lst.index(a)]
  6.     lst[lst.index(a)] = lst[lst.index(b)]
  7.     lst[lst.index(b)] = temp
  8.  
  9. print(lst[0])
Success #stdin #stdout 0.02s 9200KB
comments (?)
stdin 
4
1 3
1 1
1 1
1 1
stdout 
1
https://ideone.com/Bi88zl
language:
Python 3 (python  3.12)
created:
5 years ago
visibility:
public

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