Weekly Challenge
HDL2Chips Weekly Challenge — 27 July 2026
Problems unlock when the timer in the sidebar reaches zero. Complete all tasks to earn
points and climb the leaderboard.
Rules & Regulations
5
MCQs (10 pts each) • 3 Coding (100–140 pts
each)
Total duration
60 minutes — timer runs continuously
You may
switch between problems anytime
No
negative marking — attempt every question
Progress is
auto-saved — reloading is safe
After the exam is completed, coding problems will be sent to
their respective problem categories within 48 hours for you to practice.
Sign in before the exam starts. Your progress is saved automatically.
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🏆
MCQ
Completed!
Score: 0/5 • Points: 0 pts
Execution Output
Console ready. Click Run or
Submit to see outputs...
Waveform Tricks
Left ClickPlace Cursor A (Orange).
Shift+ClickPlace Cursor B (Cyan) to measure delta.
DragDrag a cursor marker to move it.
Dbl ClickDouble-click a cursor to delete it.
EscPress Esc to clear all cursors.
Ctrl+ScrollZoom the waveform timeline.
SidebarClick a multi-bit signal to cycle radix.
No Waveform Yet
Run your Verilog code successfully to generate signals.
🏆
Exam Finished!
Here is your final score breakdown.
Multiple Choice
(MCQ)0 / 50 pts
#01 Reading Timing Diagrams
(100 pts)0 / 100 pts
#02 Johnson Counter (Twisted Ring)
(130 pts)0 / 130 pts
#03 3-State Traffic Light FSM
(140 pts)0 / 140 pts