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八皇后问题是：在8*8的国际象棋棋盘上，安放8个皇后，要求没有一个皇后能够“吃掉”任何一个其他的皇后，即没有两个或两个以上的皇后占据棋盘上的同一行、同一列或同一条对角线。-Eight queens problem is: 8* 8 chess board, placed eight at Queen" s, a Queen" s request was not able to " eat" any of the other Queen" s, that is, no two or more of the Queen" s occupied the same board OK, the same column or the same diagonal.

JAVA用函数实现四则运算，加减乘除都有-JAVA use the function to achieve four computation, the arithmetic has

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java中swing包的timer()的应用，来显示时钟。-which swing packet timer () application to demonstrate the clock.

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编制如记事本的文本编辑器程序。java-The preparation of a text editor such as Notepad program. java

Real - Java floating point library for MIDP devices-Current version: 1.13 Copyright: 2003-2009 Roar Lauritzsen, roarl at users.sourceforge.net Availability: The library is available under the GPL license, or for a fee for commercial use. Develop: See http://sourceforge.net/projects/real-java Feedback: Comments, reports of use, bug reports, bug fixes, improvements, performance tests and comparisons to similar libraries are all welcome. Javadoc: Read the full documentation here. "Real.java" is a self-contained, single file Java floating point emulation library for MIDP devices, such as a Java-enabled cell-phone or PDA. The MIDP/CLDC 1.0 standard does not support the basic floating point types "float" or "double", so when I set out to program a scientific calculator for my cell-phone, I had to reinvent floating point arithmetic from scratch, using only integer basic types. I found it a very interesting and educating challenge. Download For a pure java version, use the f