用C写的一个算24点代码,使用逆波兰表达式的求值。-C counting write a 24 point code, the use of reverse Polish expression is evaluated.

运用C++软件实现表达式求值，有加减乘除功能，希望对大家有用-Use C++ software to realize expressions are evaluated, add, subtract, multiply and divide function, hope to all useful

在Fedora Linux下编写的C语言程序。可以将文本文件中的表达式构造成语法树并计算求值。表达式如存在语法错误，表达式语法错误可由相关自动机发现。代码适合：学习自动机和语法树的初学者。-C codes under Fedora Linux. The codes can transform expressions in text file to a parse tree. Grammar mistakes could be detected by a finite automata. This

数据结构C/C++重点程序代码：哈弗曼编码、表达式求值、二叉树应用、链表排序等-Data structure（ C/C++ program code）：Huffman coding, expression uation, the application of binary tree and chain table sorting, etc