Can you solve this real interview question? Partition to K Equal Sum Subsets - Given an integer array nums and an integer k, return true if it is possible to divide this array into k non-empty subsets whose sums are all equal. Example 1: Input: num
classSolution {publicbooleancanPartitionKSubsets(int[] nums,intk) {intsum =sum(nums);//check if possible to have K equal sum subsetsif(sum % k != 0) {returnfalse; }intsubSum = sum /k; Arrays.sort(nums);intbeginIndex = nums.length - 1;//check if the largest num is greater than...
classSolution {publicbooleancanPartitionKSubsets(int[] nums,intk) {intsum = 0;for(intnum : nums) sum +=num;if(sum % k != 0)returnfalse;intS = sum /k;int[] subsets =newint[k];returndfs(nums, subsets, 0, S); }publicbooleandfs(int[] nums,int[] subsets,intindex,inttgt) {if...
【题目】Given a non-empty array containing only positive integers, find if the array can be partitioned into two subsets such that the sum of elements in both subsets is equal. Note: Each of the array element will not exceed 100. The array size will not exceed 200. Example 1: ...
题目地址:https://leetcode.com/problems/partition-to-k-equal-sum-subsets/description/ 题目描述 Given an array of integers nums and a positive integer k, find whether it’s possible to divide this array into k non-empty subsets whose sums are all equal. ...
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classSolution {publicbooleancanPartitionKSubsets(int[] nums,intk) {if(nums ==null|| nums.length == 0) {returnfalse; }intsum = 0;for(inti = 0; i < nums.length; i++) { sum+=nums[i]; }if(sum % k != 0) {returnfalse; ...
1classSolution {2func canPartitionKSubsets(_ nums: [Int], _ k: Int) ->Bool {3guard !nums.isEmptyelse{4returnfalse5}67let totalSum = nums.reduce(0, +)89guard totalSum % k ==0else{10returnfalse11}1213let sum = totalSum /k1415varvisited = [Bool](repeating:false, count: nums.cou...
(nums, i + 1, used); used[i] = false; path.pop_back(); } } public: vector<vector<int>> subsetsWithDup(vector<int>& nums) { result.clear(); path.clear(); vector<bool> used(nums.size(), false); sort(nums.begin(), nums.end()); // 去重需要排序 backtracking(nums, 0, used...
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