import java.util.*;


public class Solution {
    /**
     * 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可
     *
     * 
     * @param pushV int整型一维数组 
     * @param popV int整型一维数组 
     * @return bool布尔型
     */
    public boolean IsPopOrder (int[] pushV, int[] popV) {
        Stack<Integer> stack = new Stack<>();
        int j = 0;
        for (int i = 0;i < pushV.length;i++) {
            stack.push(pushV[i]);
            while (!stack.empty() && j < popV.length && stack.peek() == popV[j]) {
                stack.pop();
                j++;
            }
        }
        return stack.empty();
    }
}