题目描述：
LeetCode 354. Russian Doll Envelopes
You have a number of envelopes with widths and heights given as a pair of integers (w, h). One envelope can fit into another if and only if both the width and height of ...
LeetCode 354. Russian Doll Envelopes
You have a number of envelopes with widths and heights given as a pair of integers (w, h). One envelope can fit into another if and only if both the width and height of ...