27/142 required exercises
436/3448 XP0/7 checkpoints validated
cel-bouk hasn't taken a daily yet.
Every exercise you've started, completed, refined and mastered.
Exercises, challenges and checkpoints you cleared, day by day over the last 22 weeks.
Recent exercise and challenge runs.
Daily #46
Retry · 5 attempts
fix-the-unused
Retry · 2 attempts
fix-the-prototype
Passed · 2 attempts
fix-the-syntax
Passed · 2 attempts
Strings & Bits
Passed · 6/8 levels · 52 min
flip_case
Passed · 4 attempts
strcpy
Passed · 1 attempt
write_str
Passed · 1 attempt
tolower
Passed · 1 attempt
toupper
Passed · 1 attempt