【活动题】栽杆题# BrainTeaser - 大脑工作室
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1. 10根杆栽成5行,每行4根,怎么栽? (Difficulty: +)
2. 11根杆栽成6行,每行4根,怎么栽? (Difficulty: ++)
3. 12根杆栽成7行,每行4根,怎么栽? (Difficulty: ++)
4. 13根杆栽成9行,每行4根,怎么栽? (Difficulty: +++)
2. 11根杆栽成6行,每行4根,怎么栽? (Difficulty: ++)
3. 12根杆栽成7行,每行4根,怎么栽? (Difficulty: ++)
4. 13根杆栽成9行,每行4根,怎么栽? (Difficulty: +++)