摘要：
In a deck of cards, every card has a unique integer. You can order the deck in any order you want. Initially, all the cards start face down (unreveale 阅读全文
posted @ 2019-04-15 06:52
一直走在路上
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2019年4月15日
摘要：
Given an array A of integers, a ramp is a tuple (i, j) for which i < j and A[i] <= A[j]. The width of such a ramp is j - i. Find the maximum width of 阅读全文
posted @ 2019-04-15 01:38
一直走在路上
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