import org.junit.Test;

import java.util.Arrays;

import java.util.Stack;

public class SpiralOrderTest {

SpiralOrder solver = new SpiralOrder();

@Test

public void test1(){

int[][] matrix = {

{1,2,3},

{4,5,6},

{7,8,9}

};

int[] res = solver.spiralOrder(matrix);

System.out.println(Arrays.toString(res));

// [1, 2, 3, 6, 9, 8, 7, 4, 5]

}

@Test

public void test2(){

int[][] matrix = {

{1,2,3,4},

{5,6,7,8},

{9,10,11,12}

};

int[] res = solver.spiralOrder(matrix);

System.out.println(Arrays.toString(res));

// [1, 2, 3, 4, 8, 12, 11, 10, 9, 5, 6, 7]

}

@Test

public void tes(){

Stack<Integer> stack = new Stack<>();

// stack.peek()

}

}