package twoDimensionalArray;

import java.util.Scanner;

public class LargestColumnSum {

public static int largestColumnSum(int[][] arr) {

int largest = Integer.MIN_VALUE;

for (int j = 0; j < arr[0].length; j++) {

int sumOfEachRow = 0;

for (int i = 0; i < arr.length; i++) {

sumOfEachRow += arr[i][j];

}

if (sumOfEachRow > largest) {

largest = sumOfEachRow;

}

}

return largest;

}

public static int[][] takeInput() {

Scanner scan = new Scanner(System.in);

System.out.println("Enter number of rows:");

int row = scan.nextInt();

System.out.println("Enter number of columns:");

int column = scan.nextInt();

int[][] arr = new int[row][column];

for (int i = 0; i < row; i++) {

for (int j = 0; j < column; j++) {

System.out.println("Enter the element at " + i + "th rows " + j + "th column:");

arr[i][j] = scan.nextInt();

}

}

return arr;

}

public static void main(String[] args) {

int[][] arr = takeInput();

System.out.println(largestColumnSum(arr));

}

}