Problems from 2018 ICPC Asia Singapore Regional

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Bitwise0.1025121617681%6.1Harden
Conveyor Belts0.0380419016587%4.7Mediumen
Free Food0.00336197584694%1.5Easyen
Hoppers0.0948273964587%3.7Mediumen
Largest Triangle0.0195956436565%6.7Harden
Magical String0.011110832631%9.3Harden
Non-Prime Factors0.04238105877073%5.7Harden
Prolonged Password0.0011011157666%7.7Harden
Rectangular City0.016901129484%5.8Harden
SG Coin0.007769262690%2.8Mediumen
Sliding Blocks0.1721391148070%7.6Harden
Wi Know0.0579428721073%6.2Harden