LeetCode

2441. Largest Positive Integer That Exists With Its Negative

Given a list of integers, find the largest positive integer that its negative also exists in the list.

LeetCode

2000. Reverse Prefix of Word

Given a string, revers its prefix ended with a specified character

LeetCode

834. Sum of Distances in Tree

Sum os distance of all nodes to all other nodes in a tree

LeetCode

2997. Minimum Number of Operations to Make Array XOR Equal to K

Minimum flip of bits of array elements to make the XOR of all elements equal to k

deep learning

Regularization methods in deep learning

Overview of the regularization methods in deep learning.