| 3101. Count Alternating Subarrays | Solution | Solve | Medium | | |
| 3102. Minimize Manhattan Distances | Solution | Solve | Hard | - | |
| 3103. Find Trending Hashtags II | Solution | Solve | Hard | - | |
| 3104. Find Longest Self-Contained Substring | Solution | Solve | Hard | | |
| 3105. Longest Strictly Increasing or Strictly Decreasing Subarray | Solution | Solve | Easy | | |
| 3106. Lexicographically Smallest String After Operations With Constraint | Solution | Solve | Medium | | |
| 3107. Minimum Operations to Make Median of Array Equal to K | Solution | Solve | Medium | | |
| 3108. Minimum Cost Walk in Weighted Graph | Solution | Solve | Hard | | |
| 3109. Find the Index of Permutation | Solution | Solve | Medium | - | |
| 3110. Score of a String | Solution | Solve | Easy | | |
| 3111. Minimum Rectangles to Cover Points | Solution | Solve | Medium | | |
| 3112. Minimum Time to Visit Disappearing Nodes | Solution | Solve | Medium | - | |
| 3113. Find the Number of Subarrays Where Boundary Elements Are Maximum | Solution | Solve | Hard | | |
| 3114. Latest Time You Can Obtain After Replacing Characters | Solution | Solve | Easy | | |
| 3115. Maximum Prime Difference | Solution | Solve | Medium | | |
| 3116. Kth Smallest Amount With Single Denomination Combination | Solution | Solve | Hard | - | |
| 3117. Minimum Sum of Values by Dividing Array | Solution | Solve | Hard | | |
| 3118. Friday Purchase III | Solution | Solve | Medium | - | |
| 3119. Maximum Number of Potholes That Can Be Fixed | Solution | Solve | Medium | | |
| 3120. Count the Number of Special Characters I | Solution | Solve | Easy | | |
| 3121. Count the Number of Special Characters II | Solution | Solve | Medium | | |
| 3122. Minimum Number of Operations to Satisfy Conditions | Solution | Solve | Medium | | |
| 3123. Find Edges in Shortest Paths | Solution | Solve | Hard | | |
| 3124. Find Longest Calls | Solution | Solve | Medium | - | |
| 3125. Maximum Number That Makes Result of Bitwise AND Zero | Solution | Solve | Medium | | |
| 3126. Server Utilization Time | Solution | Solve | Medium | - | |
| 3127. Make a Square with the Same Color | Solution | Solve | Easy | - | |
| 3128. Right Triangles | Solution | Solve | Medium | | |
| 3129. Find All Possible Stable Binary Arrays I | Solution | Solve | Medium | | |
| 3130. Find All Possible Stable Binary Arrays II | Solution | Solve | Hard | | |
| 3131. Find the Integer Added to Array I | Solution | Solve | Easy | | |
| 3132. Find the Integer Added to Array II | Solution | Solve | Medium | | |
| 3133. Minimum Array End | Solution | Solve | Medium | | |
| 3134. Find the Median of the Uniqueness Array | Solution | Solve | Hard | | |
| 3135. Equalize Strings by Adding or Removing Characters at Ends | Solution | Solve | Medium | | |
| 3136. Valid Word | Solution | Solve | Easy | | |
| 3137. Minimum Number of Operations to Make Word K-Periodic | Solution | Solve | Medium | | |
| 3138. Minimum Length of Anagram Concatenation | Solution | Solve | Medium | | |
| 3139. Minimum Cost to Equalize Array | Solution | Solve | Hard | | |
| 3140. Consecutive Available Seats II | Solution | Solve | Medium | - | |
| 3141. Maximum Hamming Distances | Solution | Solve | Hard | - | |
| 3142. Check if Grid Satisfies Conditions | Solution | Solve | Easy | - | |
| 3143. Maximum Points Inside the Square | Solution | Solve | Medium | | |
| 3144. Minimum Substring Partition of Equal Character Frequency | Solution | Solve | Medium | | |
| 3145. Find Products of Elements of Big Array | Solution | Solve | Hard | | |
| 3146. Permutation Difference between Two Strings | Solution | Solve | Easy | | |
| 3147. Taking Maximum Energy From the Mystic Dungeon | Solution | Solve | Medium | | |
| 3148. Maximum Difference Score in a Grid | Solution | Solve | Medium | | |
| 3149. Find the Minimum Cost Array Permutation | Solution | Solve | Hard | | |
| 3150. Invalid Tweets II | Solution | Solve | Easy | - | |
