时间复杂度为O(N log(N)),空间复杂度为O(N)。 publicintheightChecker(int[] heights){intcount=0, n = heights.length;int[] copy = Arrays.copyOf(heights, n); Arrays.sort(copy);for(inti=0; i<n; i++) {if(heights[i] != copy[i]) { count++; } }returncount; } 03 第二种解法 ...
classSolution(object):defheightChecker(self, heights):""":type heights: List[int] :rtype: int"""sorted_heights=sorted(heights) res=0forv1,v2inzip(heights,sorted_heights): res+= 1ifv1 != v2else0returnres
classSolution{publicintheightChecker(int[]heights){// 备份一个未排序的int[]tmp=Arrays.copyOf(heights,heights.length);// 排序Arrays.sort(heights);int res=0;// 求出不同的个数for(int i=0;i<heights.length;++i){if(tmp[i]!=heights[i])res++;}returnres;}}...
https://leetcode.com/problems/height-checker/ Students are asked to stand in non-decreasing order of heights for an annual photo. Return the minimum number of students not standing in the right positions. (This is the number of students that must move in order for all students to be standi...
[LeetCode] 1051. Height Checker Easy Students are asked to stand in non-decreasing order of heights for an annual photo. Return the minimum number of students not standing in the right positions. (This is the number of students that must move in order for all students to be standing in ...
Example 1: Input: [1,1,4,2,1,3] Output: 3 Explanation: Students with heights 4, 3 and the last 1 are not standing in the right positions. Note: 1 <= heights.length <= 100 1 <= heights[i] <= 100 简单题。 1classSolution {2public:3intheightChecker(vector<int>&heights) {4vect...
(Easy) Height Checker LeetCode classSolution {publicintheightChecker(int[] heights) {int[] tmp =heights.clone(); Arrays.sort(tmp);intresult = 0;for(inti = 0; i< heights.length; i++){if(heights[i]!=tmp[i]){ result++; } }returnresult;...
[LeetCode] 1051. Height Checker 身高检查器 Students are asked to stand in non-decreasing order of heights for an annual photo. Return the minimum number of students that must move in order for all students to be standing in non-decreasing order of height....
* Input: [1,1,4,2,1,3] * Output: 3 * Explanation: * Students with heights 4, 3 and the last 1 are not standing in the right positions. * @Date: 2019/7/3 9:19 * @Version: 1.0*/publicclassHeightChecker {publicintsolution(int[] heights) {//首先排个序,然后比较一下就可以了!
[LeetCode] 1051. Height Checker A school is trying to take an annual photo of all the students. The students are asked to stand in a single file line in non-decreasing order by height. Let this ordering be represented by the integer array expected where expected[i] is the expected ...