謀事在人
謀事在人，成事在天，不可強也。
Contents
PKU3279-Fliptile
PKU3295-Tautology
PKU2286-The Rotation Game
PKU1475-Pushing Boxes
PKU3322-Bloxorz I
PKU3187-Backward Digit Sums
PKU2965-The Pilots Brothers' refrigerator
PKU3258-River Hopscotch
PKU3273-Monthly Expense
PKU2436-Disease Management
PKU2454-Jersey Politics
PKU2456-Aggressive cows
PKU3050-Hopscotch
PKU3049-Securing the Barn
PKU1753-Flip Game
NPSC2011-高中組決賽-pF-田忌賽馬
PKU1011-Sticks
PKU1012-Joseph
PKU2018-Best Cow Fences
PKU1033-Defragment
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