LeetCode 75 Study Plan· 110 min

Graphs & Heap

BFS, DFS, Provinces, K Closest Points, Task Scheduler

LeetCode 75 Study Plan

The essential 75 problems covering every key DSA pattern. Each card has the approach, complexity, the key insight, and a direct link to LeetCode. Track your progress — it saves automatically.

0
Done
75
Total
Easy:22
Medium:53
Hard:0
Topic:
Difficulty:
Showing 75 of 75 problems
Array / StringEasy15 min
Array / StringEasy15 min
Array / StringEasy15 min
Array / StringEasy15 min
Array / StringEasy15 min
Array / StringMedium25 min
Array / StringMedium25 min
Array / StringMedium25 min
Array / StringMedium25 min
Two PointersEasy15 min
Two PointersEasy15 min
Two PointersMedium25 min
Two PointersMedium25 min
Sliding WindowEasy15 min
Sliding WindowMedium25 min
Sliding WindowMedium25 min
Sliding WindowMedium25 min
Prefix SumEasy15 min
Prefix SumEasy15 min
Hash Map / SetEasy15 min
Hash Map / SetEasy15 min
Hash Map / SetMedium25 min
Hash Map / SetMedium25 min
StackMedium25 min
StackMedium25 min
StackMedium25 min
QueueEasy15 min
QueueMedium25 min
Linked ListMedium25 min
Linked ListMedium25 min
Linked ListEasy15 min
Linked ListMedium25 min
Binary Tree - DFSEasy15 min
Binary Tree - DFSEasy15 min
Binary Tree - DFSMedium25 min
Binary Tree - DFSMedium25 min
Binary Tree - DFSMedium25 min
Binary Tree - DFSMedium25 min
Binary Tree - BFSMedium25 min
Binary Tree - BFSMedium25 min
Binary Search TreeEasy15 min
Binary Search TreeMedium25 min
Graphs - DFSMedium25 min
Graphs - DFSMedium25 min
Graphs - DFSMedium25 min
Graphs - DFSMedium25 min
Graphs - BFSMedium25 min
Graphs - BFSMedium25 min
Heap / Priority QueueMedium25 min
Heap / Priority QueueMedium25 min
Heap / Priority QueueMedium25 min
Heap / Priority QueueMedium25 min
Binary SearchEasy15 min
Binary SearchMedium25 min
Binary SearchMedium25 min
Binary SearchMedium25 min
BacktrackingMedium25 min
BacktrackingMedium25 min
DP - 1DEasy15 min
DP - 1DEasy15 min
DP - 1DMedium25 min
DP - 1DMedium25 min
DP - MultidimensionalMedium25 min
DP - MultidimensionalMedium25 min
DP - MultidimensionalMedium25 min
DP - MultidimensionalMedium25 min
Bit ManipulationEasy15 min
Bit ManipulationEasy15 min
Bit ManipulationMedium25 min
TrieMedium25 min
TrieMedium25 min
IntervalsMedium25 min
IntervalsMedium25 min
Monotonic StackMedium25 min
Monotonic StackMedium25 min