Problems from NCNA HSC 2025

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Hickory Dickory Dock0.00152181478%4.5Mediumen
Hyperspace Jumps0.003186583%4.0Mediumen
Sing a Song of Sixpence0.0066565191%2.8Mediumen
Skip Counting0.001657556298%1.2Easyen
Soccer Ball0.0079221568%5.3Mediumen
There Was an Old Woman Who Lived in a Shoe0.0033201785%4.4Mediumen
Three Blind Mice0.0055525096%1.8Easyen
Three Little Kittens0.0249810770%4.2Mediumen
Where, Oh Where Has my Little Dog Gone?0.00107656397%1.7Easyen