![image](https://assets.leetcode.com/users/images/ca2c1e0a-aecb-4de3-9801-f7c7cef3b70c_1602170549.8736444.png)\n![image](https://assets.leetcode.com/users/images/1a95be48-6f5a-4ad9-963d-aa51fe0e66f3_1602170549.945153.png)\n![image](https://assets.leetcode.com/users/images/b734fa28-4eaf-459c-9db1-f410c7d9b4ad_1602170550.002072.png)\n![image](https://assets.leetcode.com/users/images/bd1de029-d750-45ed-88c5-5f63bf472a44_1602170550.1239312.png)\n![image](https://assets.leetcode.com/users/images/14c422d8-44da-4d17-8fd2-6193f4500dca_1602170550.3356173.png)\n\nCan someone explain me how I can proceed with this question?

\n\n\n\n\n\nCan someone explain me how I can proceed with this question?