1247. 交换字符使得字符串相同(161_1)
有两个长度相同的字符串 s1 和 s2，且它们其中 只含有 字符 "x" 和 "y"，你需要通过「交换字符」的方式使这两个字符串相同。 每次「交换字符」的时候，你都可以在两个字符串中各选一个字符进行交换。 交换只能发生在两个不同的字符串之间，绝对不能发生在同一个字符串内部。也就是说 ...
原文：[LeetCode] 1247. Minimum Swaps to Make Strings Equal 交换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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