大整数类，具有一般整数的几乎所有运算，具体包括：四则运算，输入输出，求模幂，乘法，矩阵求模幂，重载了所有int类型的运算符，int，long 等数据的兼容。使用方法与int，long等类型完全一致。-Large integer type, a general integral for almost all computing, including: four computing, input and output, and modular exponentiation, multiplication, modular exponentiation matrix, all the overloaded operator int type, int, long, such as the compatibility of data. Methods and the use of int, long, such as the type is fully consistent.