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🔗 Linked List — Practice Problems

🎯 All Problems Hub ← Back to Linked List 📊 DSA Hub
13
Total
12
Solved
4
Easy
7
Medium
2
Hard

🟢 Easy

#141 Linked List Cycle ✓ Solved
Easy linked list two pointers
🔗 Problem 📋 Approach
#876 Middle of the Linked List ✓ Solved
Easy linked list two pointers
🔗 Problem 📋 Approach
#206 Reverse Linked List ✓ Solved
Easy linked list
🔗 Problem 📋 Approach
#21 Merge Two Sorted Lists ✓ Solved
Easy linked list
🔗 Problem 📋 Approach

🟡 Medium

#19 Remove Nth Node From End of List ✓ Solved
Medium linked list two pointers
🔗 Problem 📋 Approach
#2 Add Two Numbers ✓ Solved
Medium linked list
🔗 Problem 📋 Approach
#143 Reorder List ✓ Solved
Medium linked list two pointers
🔗 Problem 📋 Approach
#138 Copy List with Random Pointer ✓ Solved
Medium linked list
🔗 Problem 📋 Approach
#146 LRU Cache ○ Todo
Medium linked list hashing
🔗 Problem No notes yet
#287 Find the Duplicate Number ✓ Solved
Medium linked list
🔗 Problem 📋 Approach
#148 Sort List ✓ Solved
Medium searching sorting linked list
🔗 Problem 💻 Solution

🔴 Hard

#25 Reverse Nodes in K-Group ✓ Solved
Hard linked list
🔗 Problem 📋 Approach
#23 Merge k Sorted Lists ✓ Solved
Hard searching sorting linked list heaps
🔗 Problem 📋 Approach
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