| 1419 | Minimum Number of Frogs Croaking | Medium |
| 1481 | Least Number of Unique Integers after K Removals | Medium |
| 1497 | Check If Array Pairs Are Divisible by k | Medium |
| 1512 | Number of Good Pairs | Easy |
| 1519 | Number of Nodes in the Sub-Tree With the Same Label | Medium |
| 1603 | Design Parking System | Easy |
| 1704 | Determine if String Halves Are Alike | Easy |
| 1737 | Change Minimum Characters to Satisfy One of Three Conditions | Medium |
| 1742 | Maximum Number of Balls in a Box | Easy |
| 1748 | Sum of Unique Elements | Easy |
| 1775 | Equal Sum Arrays With Minimum Number of Operations | Medium |
| 1781 | Sum of Beauty of All Substrings | Medium |
| 1790 | Check if One String Swap Can Make Strings Equal | Easy |
| 1814 | Count Nice Pairs in an Array | Medium |
| 1819 | Number of Different Subsequences GCDs | Hard |
| 1854 | Maximum Population Year | Easy |
| 1857 | Largest Color Value in a Directed Graph | Hard |
| 1876 | Substrings of Size Three with Distinct Characters | Easy |
| 1897 | Redistribute Characters to Make All Strings Equal | Easy |
| 1941 | Check if All Characters Have Equal Number of Occurrences | Easy |
| 2001 | Number of Pairs of Interchangeable Rectangles | Medium |
| 2006 | Count Number of Pairs With Absolute Difference K | Easy |
| 2013 | Detect Squares | Medium |
| 2014 | Longest Subsequence Repeated k Times | Hard |
| 2025 | Maximum Number of Ways to Partition an Array | Hard |
| 2029 | Stone Game IX | Medium |
| 2053 | Kth Distinct String in an Array | Easy |
| 2068 | Check Whether Two Strings are Almost Equivalent | Easy |
| 2085 | Count Common Words With One Occurrence | Easy |
| 2131 | Longest Palindrome by Concatenating Two Letter Words | Medium |