• 0011 - Container With Most Water
• 0026 - Remove Duplicates from Sorted Array
• 0027 - Remove Element
• 0042 - Trapping Rain Water
• 0088 - Merge Sorted Array
• 0125 - Valid Palindrome
• 0532 - K-diff Pairs in an Array
• 0680 - Valid Palindrome II
• 0763 - Partition Labels
• 1898 - Maximum Number of Removable Characters
• 2300 - Successful Pairs of Spells and Potions
• 3940 - Limit Occurrences in Sorted Array