線段塗色 - 拼圖

By Oscar
at 2010-07-26T14:24
at 2010-07-26T14:24
Table of Contents
※ 引述《EIORU ()》之銘言:
││││
─┼┼┼┼─
─┼┼┼┼─
─┼┼┼┼─
─┼┼┼┼─
││││
1.將白線塗上(紅,黃,綠,黑)四種顏色
2.不同顏色的色線(紅,黃,綠)各一條
3.色線不能有斷掉,分叉的情形
4.每個小格(上圖25個)邊緣必須至少一種色線
5.每個小格為1x1的正方形(包括邊上的小格)
6.S=三條色線的長度相乘
Q: S最大為何?色線將會如何分佈?
│ │ │ │
──────────
│ │ │ │
──────────
│ │ │ │
──────────
│ │ │ │
──────────
│ │ │ │
目前這樣是 7x7x11=539
--
││││
─┼┼┼┼─
─┼┼┼┼─
─┼┼┼┼─
─┼┼┼┼─
││││
1.將白線塗上(紅,黃,綠,黑)四種顏色
2.不同顏色的色線(紅,黃,綠)各一條
3.色線不能有斷掉,分叉的情形
4.每個小格(上圖25個)邊緣必須至少一種色線
5.每個小格為1x1的正方形(包括邊上的小格)
6.S=三條色線的長度相乘
Q: S最大為何?色線將會如何分佈?
│ │ │ │
──────────
│ │ │ │
──────────
│ │ │ │
──────────
│ │ │ │
──────────
│ │ │ │
目前這樣是 7x7x11=539
--
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at 2010-07-29T09:41
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