프로그래밍/CodeSignal
[Intro] Are Similar?
CHIqueen
2020. 3. 17. 16:05
Two arrays are called similar if one can be obtained from another by swapping at most one pair of elements in one of the arrays.
Given two arrays a and b, check whether they are similar.
def areSimilar(a, b):
return sorted(a)==sorted(b) and sum([c!=d for c,d in zip(a,b)])<=2
한번만 바꿀수 있으니 두 리스트를 비교했을때 다른 요소를 가지고 있는건 2개 이하여야 한다.