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  1. def pairs(a,b):
  2.     tmp=[]
  3.     for aa in a:
  4.         if (aa in b) and (aa not in tmp):
  5.             tmp+=[aa]
  6.     # если нужны пары 
  7.     print(str(tmp))
  8.     res=[]
  9.     for i in range(len(tmp)):
  10.         x=tmp[i]
  11.         res+=[(x,x)]
  12.     return res
  13.  
  14. x = ['a1', 'b1', 'c1', 'd1']
  15. y = ['a1', 'b1', 'c1', 'd1', 'g1']
  16. print(str(pairs(x,y)))
Success #stdin #stdout 0s 27704KB
comments (?)
stdin 
Standard input is empty
stdout 
['a1', 'b1', 'c1', 'd1']
[('a1', 'a1'), ('b1', 'b1'), ('c1', 'c1'), ('d1', 'd1')]
https://ideone.com/ZpXsyg
language:
Python 3 (python  3.12)
created:
6 years ago
visibility:
public

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