Progress

The whole path at a glance — lessons, problems, checkpoints, and streaks.

Activity

One cell per day — lessons completed, problems solved, checkpoints taken.

Current streak 0 daysLongest 0 days

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Lessons by track

Every module on the path. Expand a track to see where you are.

Problems by category

0 of 150 solved

EasyMediumHard

Arrays & Hashing

0/9

Two Pointers

0/5

Sliding Window

0/6

Stack

0/7

Binary Search

0/7

Linked List

0/11

Trees

0/15

Heap / Priority Queue

0/7

Backtracking

0/9

Tries

0/3

Graphs

0/13

Advanced Graphs

0/6

1-D Dynamic Programming

0/12

2-D Dynamic Programming

0/11

Greedy

0/8

Intervals

0/6

Math & Geometry

0/8

Bit Manipulation

0/7

Checkpoints

Latest score on each module quiz. 70% or better counts as a pass.

Marked for review

Problems you flagged to revisit, plus ones attempted but not yet solved.

Reset all progress

Wipes every completed lesson, problem status, quiz score, and activity day on this device.