error -> bias, variance
a more complex model does not always lead to better performance on testing data
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You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order, and each of their nodes conta
Given two arrays A and B of equal size, the advantage of A with respect to B is the number of indices i for which A[i] > B[i]. Return any permutati
Given an integer array arr, and an integer target, return the number of tuples i, j, k such that i < j < k and arr[i] + arr[j] + arr[k] == targe
Given the root of a binary tree, then value v and depth d, you need to add a row of nodes with value v at the given depth d. The root node is at depth
You are given coins of different denominations and a total amount of money amount. Write a function to compute the fewest number of coins that you nee