- Not started25ON23 · 7
Check-digit validation
Test whether an integer’s check digit is correct
- Not started25ON22 · 7
String start-or-end match
Decide whether one string matches the start or end of another, with optional case folding
- Not started25ON21 · 7
Check-digit generation
Build a new number by attaching a check digit to an original integer
- Not started25MJ23 · 8
Parity bit append
Append a parity bit to a bit string under a given parity rule
- Not started25MJ23 · 7
Dice-roll average
Simulate several dice rolls and return their average
- Not started25MJ21 · 8
Sensor value sort
Sort sensor readings into ascending order with an efficient bubble sort
- Not started24ON22 · 6
Event timer
Wait on global Tick; warn 30 seconds early, then signal time up
- Not started24ON22 · 6
Conceal card number
Mask all but the last four digits of a card number
- Not started24ON21 · 6
Safe divide evaluate
Validate two numeric strings, then safely divide into a Result record
- Not started24ON21 · 6
Clock tick
Advance global HH:MM:SS each second, with minute alarm and midnight jobs
- Not started24MJ23 · 6
Progress bar
Map a percentage and image root to a progress-bar filename and display it
- Not started24MJ22 · 7
Track display trim
Trim a long track title to fit a 16-character display
- Not started24MJ22 · 5
Right-angle procedure
Prompt for three side lengths and say whether they form a right-angled triangle
- Not started24MJ21 · 6
Right-angle triangle
Test whether three grid points form a right-angled triangle
- Not started24MJ21 · 6
Array check
Compare odd-index and even-index totals in a global array
- Soon24ON23 · 7
Adjust clock
Adjust a clock reading for a given year parameter
- Soon24ON23 · 6
Grade-boundary init
Initialise grade-boundary data for papers near a boundary
- Soon24ON22 · 7
Daily special sandwich
Pick a random sandwich filling for the daily special
- Soon24ON21 · 7
Shelf-life date
Compute a shelf-life end date from production date and days kept