![image](https://assets.leetcode.com/users/images/bba2baa4-7e44-42f6-9252-6aea72e05ec8_1598312657.7139559.png)\n![image](https://assets.leetcode.com/users/images/a1a578ed-2a39-49d5-9733-53a19f183f5a_1598312657.8089707.png)\n![image](https://assets.leetcode.com/users/images/433887a2-31df-41aa-8559-9a76c78abc9f_1598312657.802825.png)\n![image](https://assets.leetcode.com/users/images/48a7b3f1-fbc2-4977-bf5d-5fa555e033b5_1598312657.9904733.png)\n![image](https://assets.leetcode.com/users/images/f8a86f2b-628f-49df-85ac-ce904deb9a6a_1598312658.1343045.png)\n![image](https://assets.leetcode.com/users/images/d010668d-4430-4934-910e-cdf7733f33d8_1598312658.02011.png)\n\nHi can\'t seem to get the optimal code. Any genius here?

\n\n\n\n\n\n\nHi can\'t seem to get the optimal code. Any genius here?