SnakePattern.java

package Matrix;


/**
 * @author Vishal Singh */
public class SnakePattern {
    static void printSnake(int[][] arr){
        for (int i = 0; i < arr.length; i++) {
            if (i%2 == 0){
                for (int j = 0; j < arr[i].length; j++) {
                    System.out.print(arr[i][j]+" ");
                }
            }
            else {
                for (int j = arr[i].length-1; j >= 0; j--) {
                    System.out.print(arr[i][j]+" ");
                }
            }
            System.out.println("");
        }
    }
    public static void main(String[] args) {
        int[][] arr = {
                {1,2,3,4},
                {5,6,7,8},
                {9,10,11,12},
                {13,14,15,16},
        };
        printSnake(arr);
    }
}