int c = 0;
        int[][] arr = new int[6][7]; //base [6][7] //u can change arr size
        int k = 0;
        int right = 0,
            down = 1,
            left = arr[0].length-2,
            up = arr.length-2;

        int limR = arr[0].length,
            limD = arr.length,
            limL = 0,
            limU = 0;

        do {

            for (int i = right; i < limR; i++) {
                arr[k][i] = c++;
                if (limR - 1 == i)
                    k = i;
            }
            right++;
            limR--;
            for (int i = down; i < limD; i++) {
                arr[i][k] = c++;
                if (limD - 1 == i)
                    k = i;
            }
            down++;
            limD--;
            for (int i = left; i >= limL; i--) {
                arr[k][i] = c++;
                if (limL == i)
                    k = i;
            }
            left--;
            limL++;
            for (int i = up; i > limU; i--) {
                arr[i][k] = c++;
                if (limU == i)
                    k = i;
            }
            up--;
            limU++;
            k++;

        } while (arr.length % 2 == 0 ? k < arr.length/2 : k < arr.length/2+1);