在獵人知識家看到的題目,的延伸 - 推理遊戲
By Donna
at 2009-10-30T18:20
at 2009-10-30T18:20
Table of Contents
假設在座標平面上有一個白子
他的直徑是1單位
他移動的速率是每秒1單位(可自由移動)
而你可以每秒放下一個路障
白子不可穿越路障
而兩個路障間的距離要>1
白子才可以從中間穿越 (=1不行)
試問
1.有可能將白子包圍在一個區域之內嗎?
2.又如果路障只能放在整數座標上(x、y皆為整數)有辦法包圍白子嗎?
--
他的直徑是1單位
他移動的速率是每秒1單位(可自由移動)
而你可以每秒放下一個路障
白子不可穿越路障
而兩個路障間的距離要>1
白子才可以從中間穿越 (=1不行)
試問
1.有可能將白子包圍在一個區域之內嗎?
2.又如果路障只能放在整數座標上(x、y皆為整數)有辦法包圍白子嗎?
--
Tags:
推理遊戲
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