C语言写的大部分算法问题，比如回文数，素数，等。-Most algorithms written in C language problems, such as palindrome, prime, and so on.

C语言的一些简单经常用到的小工具程序段，比如说冒泡排序，回文数，素数分解等等。-Some of the C language simple and often use the gadget program segments, such as bubble sort, palindrome number, prime number decomposition and so on.