Challenges
68 challenges across eight tiers. Tier 8 is a warm-up; tier 1 will take an evening. Nothing is locked — play them in any order.
Mode
Tag
Tier 2 · Archmage34 points each
- Bishop Checkpar 87
Extract every white bishop that is giving check along a diagonal, in board order.
extract - Not A Pricepar 17
Extract every number that is not a dollar amount — that is, not preceded by a $.
extract - Redact The Keypar 20
Star out everything after the sk_live_ prefix, however long the key is, leaving other text untouched.
replace - Sterling Onlypar 22
Extract the amounts that are prefixed with £ — and not the £ itself.
extract