Can you solve this real interview question? Count Number of Nice Subarrays - Given an array of integers nums and an integer k. A continuous subarray is called nice if there are k odd numbers on it. Return the number of nice sub-arrays. Example 1:
Given an integer arraynumsand an integerk, returnthe number ofgoodsubarrays ofnums. A subarrayarrisgoodif there areat leastkpairs of indices(i, j)such thati < jandarr[i] == arr[j]. Asubarrayis a contiguousnon-emptysequence of elements within an array. Example 1: Input:nums = [1,1...
[LeetCode] 1248. Count Number of Nice Subarrays Given an array of integers nums and an integer k. A continuous subarray is called nice if there are k odd numbers on it. Return the number of nice sub-arrays. Example 1: Input: nums = [1,1,2,1,1], k = 3 Output: 2 Explanation:...
1classSolution {2func numberOfSubarrays(_ nums: [Int], _ k: Int) ->Int {3returnatMostK(nums, k) - atMostK(nums, k -1)4}56privatefunc atMostK(_ nums: [Int], _ count: Int) ->Int {7varcount =count8varres =09vari =010forjin0..<nums.count {11ifnums[j] %2==1{12count...
Your LeetCode username gautan74 Category of the bug [ X ] Question [ X ] Solution Language Missing Test Cases Description of the bug Receiving Run Time Error ''' Line 1034: Char 34: runtime error: addition of unsigned offset to 0x6030000...
public int numSubarraysWithSum(int[] nums, int goal) { // 滑动窗口(容斥原理,同1248) // 和为goal的连续子数组的数量。// 「和恰好为goal的子数组数量」=「和最多为goal的子数组数量」-「和最多为goal-1的子数组数量」 return atMost(nums, goal) - atMost(nums, goal - 1); }...
题目如下: Given an array of integersnumsand an integerk. Asubarray is called nice if there arekodd numbers on it. Return the number of nice sub-arrays. Example 1: Input: nums = [1,1,2,1,1], k = 3 Output: 2 Explanation: The only sub-arrays with 3 odd numbers are [1,1,2,...
Subarrays with K Different Integers Fruit Into Baskets Shortest Subarray with Sum at Least K Minimum Size Subarray Sum Subarray Sum Equals K 参考资料: https://leetcode.com/problems/count-number-of-nice-subarrays/ https://leetcode.com/problems/count-number-of-nice-subarrays/discuss/419483/Suba...
Leetcode 1248 问题描述 Given anarrayofintegers numsandanintegerk. A subarrayiscallednice if therearek odd numbersonit.Returnthe numberofnice sub-arrays. 例子 Example 1:Input:nums=[1,1,2,1,1],k=3Output:2Explanation:Theonlysub-arrayswith3oddnumbersare[1,1,2,1]and[1,2,1,1].Example 2...