| 1141 | User Activity for the Past 30 Days I | Easy |
| 1143 | Longest Common Subsequence | Medium |
| 1144 | Decrease Elements To Make Array Zigzag | Medium |
| 1145 | Binary Tree Coloring Game | Medium |
| 1146 | Snapshot Array | Medium |
| 1148 | Article Views I | Easy |
| 1154 | Day of the Year | Easy |
| 1155 | Number of Dice Rolls With Target Sum | Medium |
| 1156 | Swap For Longest Repeated Character Substring | Medium |
| 1157 | Online Majority Element In Subarray | Hard |
| 1158 | Market Analysis I | Medium |
| 1160 | Find Words That Can Be Formed by Characters | Easy |
| 1161 | Maximum Level Sum of a Binary Tree | Medium |
| 1162 | As Far from Land as Possible | Medium |
| 1163 | Last Substring in Lexicographical Order | Hard |
| 1169 | Invalid Transactions | Medium |
| 1170 | Compare Strings by Frequency of the Smallest Character | Medium |
| 1171 | Remove Zero Sum Consecutive Nodes from Linked List | Medium |
| 1172 | Dinner Plate Stacks | Hard |
| 1175 | Prime Arrangements | Easy |
| 1177 | Can Make Palindrome from Substring | Medium |
| 1178 | Number of Valid Words for Each Puzzle | Hard |
| 1179 | Reformat Department Table | Easy |
| 1184 | Distance Between Bus Stops | Easy |
| 1185 | Day of the Week | Easy |
| 1186 | Maximum Subarray Sum with One Deletion | Medium |
| 1187 | Make Array Strictly Increasing | Hard |
| 1189 | Maximum Number of Balloons | Easy |
| 1190 | Reverse Substrings Between Each Pair of Parentheses | Medium |
| 1191 | K-Concatenation Maximum Sum | Medium |