Question 1\n![image](https://assets.leetcode.com/users/images/5842ac0d-3a0c-4c3a-b87a-949c10aef514_1665231446.7464046.png)\n![image](https://assets.leetcode.com/users/images/a0901cd2-4aac-4526-9d84-2b2570327549_1665231459.9971714.png)\n![image](https://assets.leetcode.com/users/images/8f81d4f3-de9d-4bd5-81c1-ec026d1534ab_1665231473.9665802.png)\n![image](https://assets.leetcode.com/users/images/19a60cfd-6001-49a8-9302-e3ccaf1dfaf5_1665231493.607431.png)\n![image](https://assets.leetcode.com/users/images/52a88dc9-3458-4de4-a833-ce4649af036c_1665238566.272443.png)\n\nQuestion 2\n![image](https://assets.leetcode.com/users/images/2579231e-dd68-490c-acd1-23f3f6ac5085_1665231580.3221855.png)\n![image](https://assets.leetcode.com/users/images/ae5945c9-fa05-4492-b4e7-c22510bd4ebd_1665231589.511204.png)\n![image](https://assets.leetcode.com/users/images/7fe7827a-23e4-426b-ab72-22ecbc080dbb_1665231602.1339326.png)\nCan someone post an approach for these questions?

Question 1\n\n\n\n\n\n\nQuestion 2\n\n\n\nCan someone post an approach for these questions?