zip压缩，解压缩代码.

As of UnZip 5.42, this source has been removed from Info-ZIP s UnZip source distribution because of its conflicting copyright. There are no plans to ever rewrite this code from scratch, because the unreduce algorithm was never used in the \"

zip压缩，解压缩代码.-zip compression, decompression code.

PBC官方win32下编译好的命令行式实验包,解压后打开pbc.exe，然后参考官方帮助文件来进行你的实验，包括定义变量，使用其中的库函数等。-PBC official win32 compiler good command-line test package, unzip open pbc.exe, then refer to the official help file for your experiment, including the definition of a variable,