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Oct 19th, 2019
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  1. menu=0
  2. friends=[]
  3. while menu !=9:
  4. print("--------------")
  5. print("1.친구 리스트 출력")
  6. print("2.친구추가")
  7. print("3.친구삭제")
  8. print("4.이름 변경")
  9. print("9.종료")
  10. menu= int(input("메뉴를 입력하시오"))
  11. if menu ==1:
  12. print(friends)
  13. elif menu ==2:
  14. name=input("이름을 입력하시오:")
  15. friends.append(name)
  16. elif menu==3:
  17. del_name=input("삭제하고 싶은 이름을 입력하시오:")
  18. if del_name in friends:
  19. friends.remove(del_name)
  20. else:
  21. print("이름이 발견되지않음")
  22. elif menu==4:
  23. old_name=input("변경하고 싶은 이름을 입력하시오:")
  24. if old_name in friends:
  25. index=friend.index(old_name)
  26. new_name=input("새로운 이름을 입력하시오")
  27. friends[index]=new_name
  28. else:
  29. print("이름이 발견되지 않음")
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