HàPhan 河 (Page 4)

May Leetcode Challenge - Day 27

Possible Bipartition Given a set of N people (numbered 1, 2, ..., N), we would like to split everyo ...

2020/05/27 swift leetcode may challenge algorithm

Contiguous Array Given a binary array, find the maximum length of a contiguous subarray with equal ...

2020/05/26 swift algorithm leetcode may challenge

Uncrossed Lines We write the integers of A and B (in the order they are given) on two separate hori ...

2020/05/25 swift algorithm may challenge leetcode

Construct Binary Search Tree from Preorder Traversal Return the root node of a binary search tree t ...

2020/05/24 swift algorithm leetcode may challenge

Interval List Intersections Given two lists of closed intervals, each list of intervals is pairwise ...

2020/05/23 swift algorithm leetcode may challenge

Sort Characters By Frequency Given a string, sort it in decreasing order based on the frequency of ...

2020/05/22 swift algorithm may challenge leetcode

Count Square Submatrices with All Ones Given a m * n matrix of ones and zeros, return how many squa ...

2020/05/21 swift algorithm leetcode may challenge

Kth Smallest Element in a BST Given a binary search tree, write a function kthSmallest to find the ...

2020/05/20 swift algorithm may challenge leetcode