标签:set Merge 88 nums2 Array total nums1 newIndex
package LeetCode_88 import java.util.* /** * 88. Merge Sorted Array * https://leetcode.com/problems/merge-sorted-array/description/ * * Given two sorted integer arrays nums1 and nums2, merge nums2 into nums1 as one sorted array. Note: The number of elements initialized in nums1 and nums2 are m and n respectively. You may assume that nums1 has enough space (size that is greater or equal to m + n) to hold additional elements from nums2. Example: Input: nums1 = [1,2,3,0,0,0], m = 3 nums2 = [2,5,6], n = 3 Output: [1,2,2,3,5,6] * */ class Solution { /* k = m+n * Time complexity: O(klogk), Space complexity: O(k) * */ fun merge(nums1: IntArray, m: Int, nums2: IntArray, n: Int): Unit { val total = m + n var newN = 0 //set num2 into num1 for (i in m until total) { nums1.set(i, nums2[newN]) newN++ } //use heap to resort num1 val minHeap = PriorityQueue<Int>() for (num in nums1) { minHeap.add(num) } var newIndex = 0 while (newIndex < total) { nums1.set(newIndex, minHeap.poll()) newIndex++ } } }
标签:set,Merge,88,nums2,Array,total,nums1,newIndex 来源: https://www.cnblogs.com/johnnyzhao/p/12976493.html
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