通过一些位运算函数简化一些计算，这些函数所用到的位运算符室友特定限制的，通过一些位运算还可以实现一些加密算法-Some of these functions are used by the operator to have a specific limit. Some encryption algorithms can be realized by using some bit operators.

Extracing images DOCX-Extracing images DOCX

DOCX Parser, extracts inline images quiz-DOCX Parser, extracts inline images quiz