Chapter 01 · Get started
First program
112/3592 XP0/7 checkpoints validated
6/147 required exercises
View pathTECHNICAL SKILLS
CHALLENGE ACHIEVEMENTS
1/16 passed01Completed
Foundations 1
Best100%
02Retry
Strings & Bits
Best13%
03
Lists, Math & Bases
04
Algorithms & Parsers
05Retry
Strings from Scratch
Best0%
06
Memory & Pointers
07
Rebuild the C Standard Library
08
Mastery
09
Algorithms & Parsing
10
Systems & Processes
11
Network Systems
12
Grids & Simulation
13
Pointers & Memory
14
C Language Core
15
Data Structures
16
Sort & Search
EXERCISE MASTERY
9/210Every exercise you've started, completed, refined and mastered.
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0daysExercises, challenges and checkpoints you cleared, day by day over the last 22 weeks.
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ACTIVITY
Recent exercise and challenge runs.
Strings & Bits
Abandoned · 0/8 levels · 180 min
Aug 7
Strings from Scratch
Abandoned · 0/4 levels · 6 min
Aug 6
Strings & Bits
Incomplete · 1/8 levels · 180 min
Aug 6
Foundations 1
Passed · 8/8 levels · 56 min
Aug 5
Member since 3 monthsActive Aug 7