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Merge Intervals (M) 题目 Given a collection of intervals, merge all overlapping intervals. Example 1: Input: [[1,3],[2,6],[8,10],[15,18]] Output: [[1,6] 阅读全文
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Jump Game (M) 题目 Given an array of non-negative integers, you are initially positioned at the first index of the array. Each element in the array repr 阅读全文
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Prison Cells After N Days (M) 题目 There are 8 prison cells in a row, and each cell is either occupied or vacant. Each day, whether the cell is occupied 阅读全文