| 1148 | Article Views I | Database | Easy |
| 1154 | Day of the Year | MathString | Easy |
| 1155 | Number of Dice Rolls With Target Sum | Dynamic Programming | Medium |
| 1156 | Swap For Longest Repeated Character Substring | Hash TableStringSliding Window | Medium |
| 1157 | Online Majority Element In Subarray | ArrayBinary SearchDesign+2 | Hard |
| 1158 | Market Analysis I | Database | Medium |
| 1160 | Find Words That Can Be Formed by Characters | ArrayHash TableString+1 | Easy |
| 1161 | Maximum Level Sum of a Binary Tree | TreeDepth-First SearchBreadth-First Search+1 | Medium |
| 1162 | As Far from Land as Possible | ArrayDynamic ProgrammingBreadth-First Search+1 | Medium |
| 1163 | Last Substring in Lexicographical Order | Two PointersString | Hard |
| 1164 | Product Price at a Given Date | Database | Medium |
| 1169 | Invalid Transactions | ArrayHash TableString+1 | Medium |
| 1170 | Compare Strings by Frequency of the Smallest Character | ArrayHash TableString+2 | Medium |
| 1171 | Remove Zero Sum Consecutive Nodes from Linked List | Hash TableLinked List | Medium |
| 1172 | Dinner Plate Stacks | Hash TableStackDesign+1 | Hard |
| 1174 | Immediate Food Delivery II | Database | Medium |
| 1175 | Prime Arrangements | Math | Easy |
| 1177 | Can Make Palindrome from Substring | ArrayHash TableString+2 | Medium |
| 1178 | Number of Valid Words for Each Puzzle | ArrayHash TableString+2 | Hard |
| 1179 | Reformat Department Table | Database | Easy |
| 1184 | Distance Between Bus Stops | Array | Easy |
| 1185 | Day of the Week | Math | Easy |
| 1186 | Maximum Subarray Sum with One Deletion | ArrayDynamic Programming | Medium |
| 1187 | Make Array Strictly Increasing | ArrayBinary SearchDynamic Programming+1 | Hard |
| 1189 | Maximum Number of Balloons | Hash TableStringCounting | Easy |
| 1190 | Reverse Substrings Between Each Pair of Parentheses | StringStack | Medium |
| 1191 | K-Concatenation Maximum Sum | ArrayDynamic Programming | Medium |
| 1192 | Critical Connections in a Network | Depth-First SearchGraphBiconnected Component | Hard |
| 1193 | Monthly Transactions I | Database | Medium |
| 1195 | Fizz Buzz Multithreaded | Concurrency | Medium |
| 1200 | Minimum Absolute Difference | ArraySorting | Easy |
| 1201 | Ugly Number III | MathBinary SearchCombinatorics+1 | Medium |
| 1202 | Smallest String With Swaps | ArrayHash TableString+4 | Medium |
| 1203 | Sort Items by Groups Respecting Dependencies | Depth-First SearchBreadth-First SearchGraph+1 | Hard |
| 1204 | Last Person to Fit in the Bus | Database | Medium |
| 1206 | Design Skiplist | Linked ListDesign | Hard |
| 1207 | Unique Number of Occurrences | ArrayHash Table | Easy |
| 1208 | Get Equal Substrings Within Budget | StringBinary SearchSliding Window+1 | Medium |
| 1209 | Remove All Adjacent Duplicates in String II | StringStack | Medium |
| 1210 | Minimum Moves to Reach Target with Rotations | ArrayBreadth-First SearchMatrix | Hard |
| 1211 | Queries Quality and Percentage | Database | Easy |
| 1217 | Minimum Cost to Move Chips to The Same Position | ArrayMathGreedy | Easy |
| 1218 | Longest Arithmetic Subsequence of Given Difference | ArrayHash TableDynamic Programming | Medium |
| 1219 | Path with Maximum Gold | ArrayBacktrackingMatrix | Medium |
| 1220 | Count Vowels Permutation | Dynamic Programming | Hard |
| 1221 | Split a String in Balanced Strings | StringGreedyCounting | Easy |
| 1222 | Queens That Can Attack the King | ArrayMatrixSimulation | Medium |
| 1223 | Dice Roll Simulation | ArrayDynamic Programming | Hard |
| 1224 | Maximum Equal Frequency | ArrayHash Table | Hard |
| 1226 | The Dining Philosophers | Concurrency | Medium |