632.Smallest-Range-Covering-Elements-from-K-Lists
632. Smallest Range Covering Elements from K Lists
题目地址
题目描述
代码
Approach #1 Priority Queue + Next Array
Time: O(n * log m) && Space: O(m)
Approach #2 Two Pointer [TLE]
Time complexity : O(nm) Space complexity : O(m)
next[i]
refers to the element which needs to be considered next in the (i-1)th
list.
Approach #3 maxHeap & minHeap
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