考你一個問題
請動動腦啊!Question:
移動(不是交換哦)一個數字使下式成立:
101-102=1
Note: 運算符號不能動
[[i] Last edited by Mikoyab on 2005-3-27 at 02:39 AM [/i]] 101-(10x10)=1 101=102-1 move means move to other position or cancel? Q: 101-102=1
A: 102-101=1
exchange 1 and 2 'law' [quote]Originally posted by [i]pillgreen[/i] at 2005-3-27 02:38 AM:
101-(10x10)=1 [/quote]
呢個先係真正答案!
[[i] Last edited by pillgreen on 2005-3-28 at 12:30 AM [/i]] [quote]Originally posted by [i]pillgreen[/i] at 2005-3-27 02:38 AM:
101-(10x10)=1 [/quote]
呢個先係真正答案! [quote]Originally posted by [i]anttiniemi2000[/i] at 2005-3-27 06:01 PM:
move means move to other position or cancel? [/quote]
move means move to another position. so, don't just cancel it. [quote]Originally posted by [i]pillgreen[/i] at 2005-3-28 12:28 AM:
呢個先係真正答案!
[[i] Last edited by pillgreen on 2005-3-28 at 12:30 AM [/i]] [/quote]
This is introducing new operator.
102 - 10 ^ 2 = 1 !!!
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