Problems from 2018 ICPC Asia Singapore Regional

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Bitwise0.1025121617681%6.2Harden
Conveyor Belts0.0380418315886%4.9Mediumen
Free Food0.00336162581394%1.5Easyen
Hoppers0.0948273964587%3.7Mediumen
Largest Triangle0.0195956536765%6.7Harden
Magical String0.011110832631%9.3Harden
Non-Prime Factors0.04238105977273%5.7Harden
Prolonged Password0.0011011157666%7.8Harden
Rectangular City0.016901129484%5.8Harden
SG Coin0.007769062791%2.7Easyen
Sliding Blocks0.1721391148070%7.6Harden
Wi Know0.0579428721073%6.2Harden