leetcode-algorithm | learning algorithm with python and C | Machine Learning library

public void setZeroes(int[][] matrix) {
        int m = matrix.length;
        int n = matrix[0].length;
        boolean row0 = false;
        boolean col0 = false;
        // Check if 0th col needs to be market all 0s in future
        for (int[] in  

private int helper(
            int src, ArrayList[] graph, int[] arr, int par, int block, int xor1, int tot) {
        // Setting the value for the current subtree's XOR value
        int myXOR = arr[src];
        for (int nbr : graph[src]) {
        

public int findMiddleIndex(int[] nums) {
        // find the sum of all numbers in the array
        int sum = 0;
        for (int n : nums) {
            sum += n;
        }
        // consider leftSum = 0, rightSum = sum
        int leftSum = 0;