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Chapter 01 · Get started
First program
76/3592 XP0/7 checkpoints validated
5/147 required exercises
View pathTECHNICAL SKILLS
CHALLENGE ACHIEVEMENTS
1/16 passed01Completed
Foundations 1
Best63%
02Retry
Strings & Bits
Best13%
03
Lists, Math & Bases
04Retry
Algorithms & Parsers
Best0%
05Retry
Strings from Scratch
Best0%
06Retry
Memory & Pointers
Best0%
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
7/210Every exercise you've started, completed, refined and mastered.
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Recent exercise and challenge runs.
Strings from Scratch
Abandoned · 0/4 levels · 180 min
Aug 27
Algorithms & Parsers
Abandoned · 0/10 levels · 360 min
Aug 27
Strings & Bits
Incomplete · 1/8 levels · 180 min
Aug 27
Memory & Pointers
Abandoned · 0/3 levels · 120 min
Aug 27
Foundations 1
Passed · 5/8 levels · 66 min
Aug 27
Foundations 1
Incomplete · 3/8 levels · 180 min
Aug 27
Member since 2 monthsActive Aug 27