【强化练习】更多经典设计习题

353. 贪吃蛇 https://leetcode.cn/problems/design-snake-game

353. Design Snake Game https://leetcode.com/problems/design-snake-game

729. 我的日程安排表 I https://leetcode.cn/problems/my-calendar-i

729. My Calendar I https://leetcode.com/problems/my-calendar-i

950. 按递增顺序显示卡牌 https://leetcode.cn/problems/reveal-cards-in-increasing-order

950. Reveal Cards In Increasing Order https://leetcode.com/problems/reveal-cards-in-increasing-order

379. 电话目录管理系统 https://leetcode.cn/problems/design-phone-directory

379. Design Phone Directory https://leetcode.com/problems/design-phone-directory

1700. 无法吃午餐的学生数量 https://leetcode.cn/problems/number-of-students-unable-to-eat-lunch

1700. Number of Students Unable to Eat Lunch https://leetcode.com/problems/number-of-students-unable-to-eat-lunch

155. 最小栈 https://leetcode.cn/problems/min-stack

155. Min Stack https://leetcode.com/problems/min-stack

1670. 设计前中后队列 https://leetcode.cn/problems/design-front-middle-back-queue

1670. Design Front Middle Back Queue https://leetcode.com/problems/design-front-middle-back-queue

895. 最大频率栈 https://leetcode.cn/problems/maximum-frequency-stack

895. Maximum Frequency Stack https://leetcode.com/problems/maximum-frequency-stack

284. 窥探迭代器 https://leetcode.cn/problems/peeking-iterator

284. Peeking Iterator https://leetcode.com/problems/peeking-iterator

251. 展开二维向量 https://leetcode.cn/problems/flatten-2d-vector

251. Flatten 2D Vector https://leetcode.com/problems/flatten-2d-vector

281. 锯齿迭代器 https://leetcode.cn/problems/zigzag-iterator

281. Zigzag Iterator https://leetcode.com/problems/zigzag-iterator