vivekpanchal

{
"contacts": [
{
"id": 1,
"name": "Elma Herring",
"email": "[email protected]",
"phone": "+1 (913) 497-2020"
},
{
"id": 2,

vivekpanchal

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class Main {

    public static void main(String[] args) {

        int[] case1 = {2, 0, 2};
        int[] case2 = {3, 0, 0, 2, 0, 4};

vivekpanchal

demo to get rectangles -->>.



  //1. Convert img1 into gray image
            Imgproc.cvtColor(img1, imageGray1, Imgproc.COLOR_RGB2GRAY);

            //2.blur the image ..ie smooth the image
            Imgproc.GaussianBlur(imageGray1, imgGaussianBlur, new Size(3, 3), 0);