LeetCode:Merge k Sorted Lists
題目鏈接 Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity. 合並k個有序的鏈表，我們假設每個鏈表的平均長度是n。這一題需要用到合並兩個有序的鏈表子 ...
原文：leetcode——Merge k Sorted Lists
題目： Merge sorted linked lists and return it as one sorted list. Analyze and describe its complexity. 題意： 將k個已排好序的鏈表合並為一個非下降排序的鏈表。 思路： 將每個鏈表的表頭元素取出來，建立一個小頂堆，因為k個鏈表中都排好序了，因此每次取堆頂的元素就是k個鏈表中的最小值，可以將其合並到合並 ...
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