1 Hours 30 Minutes\n\n<details> \n  <summary>Q1</summary>\n\n![image](https://assets.leetcode.com/users/consentsam/image_1573503804.png)\n</details>\n\n<details> \n  <summary>Q2</summary>\n\n![image](https://assets.leetcode.com/users/consentsam/image_1573503819.png)\n</details>\n\n\n<details> \n  <summary>Q3</summary>\n\n![image](https://assets.leetcode.com/users/consentsam/image_1573503827.png)\n</details>

1 Hours 30 Minutes\n\n \n  Q1\n\n\n\n\n \n  Q2\n\n\n\n\n\n \n  Q3\n\n\n