1247. 交換字符使得字符串相同(161_1)
有兩個長度相同的字符串 s1 和 s2，且它們其中 只含有 字符 "x" 和 "y"，你需要通過「交換字符」的方式使這兩個字符串相同。 每次「交換字符」的時候，你都可以在兩個字符串中各選一個字符進行交換。 交換只能發生在兩個不同的字符串之間，絕對不能發生在同一個字符串內部。也就是說 ...
原文：[LeetCode] 1247. Minimum Swaps to Make Strings Equal 交換字符使得字符串相同
You are given two stringss ands of equal length consisting of letters x and y only. Your task is to make these two strings equal to each other. You can swap any two characters that belong todifferent ...
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