本人做的一些常用的函数,文件虽小,但却是很长时间的积累,-I made some commonly used functions, documents may be small, but very long period of time, huh

用户从键盘输入2个任意长度的长整数，输入的时候是按4个为一段输入的,即一段一段输入的,求它们的乘积的大小，并将结果在屏幕上显示 2个长整数的输入没有大小的限制,要输入多大的数据,就可以输入多大的数据.-User input from the keyboard 2 long integers of arbitrary length, when the input is based on four inputs for the period that the input section by sec

对一篇由英文字母、空格、标点符号构成的文档，进行Huffman编码 数据输入： 由文件input.txt给出输入数据。 输入文件示例 input.txt A priority queue is a queue where each element has a priority and the element with the highest priority is at the front of the queue and will be the first elemen