西洋棋謎題(直接將死 + 死亡判斷) - 西洋棋
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By Yedda
at 2011-05-01T12:30
at 2011-05-01T12:30
Table of Contents
A. G. Buchanan(2001):
8 黑白
7 pP = 小兵
6 Q N rR = 城堡
5 B nN = 騎士
4 PP bB = 主教
3 Nk P qQ = 皇后
2 P kK = 國王
1 B RK R
abcdefgh
===============================================================
這題相較我煩惱那題應該是簡單很多,因此趁現在來解XD
首先,唯一解就是 1.O-O Ke2 2.Rfe1# 殺
但是..如果這麼好解這一題就不會出現在這裡啦!!可能白方有動過城堡或
是國王?這我們無法確定
倒退回來看吧~黑幾乎動彈不得,唯一可能最後一步就是..
Kf3xRe3..(吐出白一個城堡當墊子)
然後白
Re4x?e3+ or Re4-e3+(可吃子可不吃)
等等...這麼說來,黑王進入e3這一手就是強制的、唯一的合法棋步
根據前面說的死亡判斷:
如果棋局來到了一個局面、
使得從這個局面開始無論透過任何合法棋步繼續進行都無法使得任何一方被將死,
那麼棋局就立刻以和局結束。
黑走了Kf3xRe3是唯一合法,如果白接著無法讓黑王被將死,那按照規則
應該馬上和局作收。
可是!題目情況卻發生了!這唯一可能就是,白仍然可以O-O
因此答案的確就是
1.O-O Ke2 2.Rfe1#
--
— 請多指教喔!!
/\●/\ ))
(( / /▲\ \
\\ My Blog: http://dreamyeh.pixnet.net/blog
--
8 黑白
7 pP = 小兵
6 Q N rR = 城堡
5 B nN = 騎士
4 PP bB = 主教
3 Nk P qQ = 皇后
2 P kK = 國王
1 B RK R
abcdefgh
===============================================================
這題相較我煩惱那題應該是簡單很多,因此趁現在來解XD
首先,唯一解就是 1.O-O Ke2 2.Rfe1# 殺
但是..如果這麼好解這一題就不會出現在這裡啦!!可能白方有動過城堡或
是國王?這我們無法確定
倒退回來看吧~黑幾乎動彈不得,唯一可能最後一步就是..
Kf3xRe3..(吐出白一個城堡當墊子)
然後白
Re4x?e3+ or Re4-e3+(可吃子可不吃)
等等...這麼說來,黑王進入e3這一手就是強制的、唯一的合法棋步
根據前面說的死亡判斷:
如果棋局來到了一個局面、
使得從這個局面開始無論透過任何合法棋步繼續進行都無法使得任何一方被將死,
那麼棋局就立刻以和局結束。
黑走了Kf3xRe3是唯一合法,如果白接著無法讓黑王被將死,那按照規則
應該馬上和局作收。
可是!題目情況卻發生了!這唯一可能就是,白仍然可以O-O
因此答案的確就是
1.O-O Ke2 2.Rfe1#
--
— 請多指教喔!!
/\●/\ ))
(( / /▲\ \
\\ My Blog: http://dreamyeh.pixnet.net/blog
--
Tags:
西洋棋
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