BigNum

C++ header for arbitrary-precision integer representation.

Features

• construction from
  • no parameters - BigNum is initialized to 0
  • int64_t
  • const std::string& (e.g. -150, +0, 00, -00012, ...)
• coppying
• unary operators + and -
• binary arithmetic operators -, +, * and +=, *=, -=
• relational and conditional operators <, >, <=, >=, ==, !=
• output to stream - overload of opertor <<

Not supported (yet)

• operators /, /=, % and %=
• operator >> - input from stream