Given a non-empty integer array, find the minimum number of moves required to make all array elements equal, where a move is incrementing a selected element by 1 or decrementing a selected element by 1. 一个非空整数组,要求找到最小的移动步数使得整个数组的元素相等。 一次移动可以将一个...
Aswapis defined as taking twodistinctpositions in an array and swapping the values in them. Acirculararray is defined as an array where we consider thefirstelement and thelastelement to beadjacent. Given abinarycirculararraynums, returnthe minimum number of swaps required to group all1's presen...
prove: @interviewrecipeshttps://leetcode.com/problems/minimum-swaps-to-arrange-a-binary-grid/discuss/768076/Min-Adjacent-Swaps-to-Sort-the-array-of-INTEGERS classSolution{public:intminSwaps(vector<vector<int>>& grid){intn=grid.size();vector<int>arr(n);for(inti=0;i<n;i++){intj=n-1;i...
Suppose a sorted array is rotated at some pivot unknown to you beforehand. (i.e.,0 1 2 4 5 6 7might become4 5 6 7 0 1 2). Find the minimum element. You may assume no duplicate exists in the array. 代码:oj测试通过 Runtime: 52 ms 1classSolution:2#@param num, a list of in...
给你一个二进制字符串s,现需要将其转化为一个交替字符串。请你计算并返回转化所需的最小字符交换次数,如果无法完成转化,返回-1。 交替字符串是指:相邻字符之间不存在相等情况的字符串。例如,字符串"010"和"1010"属于交替字符串,但"0100"不是。 任意两个字符都可以进行交换,不必相邻。
1classSolution {2func getTime(_ time: String) ->Int {3let array = time.split(separator:":")4guard array.count ==2else{5return06}78let hours = Int(array[0])!9let minute = Int(array[1])!1011returnhours *60+minute12}1314func findMinDifference(_ timePoints: [String]) ->Int {15...
1classSolution {2func mincostToHireWorkers(_ quality: [Int], _ wage: [Int], _ K: Int) ->Double {3varquaRatios =[(Int, Double)]()4foriin0..<quality.count {5quaRatios.append((quality[i], Double(wage[i]) /Double(quality[i])))6}7quaRatios.sort { $0.1< $1.1}8varpq = Prior...