boolean inSolution = false;
    if (row == 0) {
        String r1c1 = jTextField3.getText();
        String r1c2 = jTextField4.getText();
        String r1c3 = jTextField2.getText();
        String r1c4 = jTextField1.getText();

        //r = row c = column
        for (int q = 0; q < 4; q++) {
            if (q == 0) {
                colors[0][q] = r1c1;
            }
            if (q == 1) {
                colors[0][q] = r1c2;
            }
            if (q == 2) {
                colors[0][q] = r1c3;
            }
            if (q == 3) {
                colors[0][q] = r1c4;
            }
        }

        String s = "";
        int value = 0; //when value is 4, it shows the solution
        for (int i = 0; i < 4; i++) {

            if (solution[i].equals(colors[0][i])) {
                s = "1" + s;
            } else {

                for (int j = 0; j < 4; j++) {
                    if (colors[0][j].equals(solution[j])) {

                        inSolution = true;


                        if (inSolution == true) {
                            s = s + "0";
                            inSolution = false;
                            System.out.println("hi");
                        } else {
                            s = s + "2";
                            System.out.println("bye");

                        }

                    }

                }


            }
        }
        jLabel2.setText(s);
        row++;

    }