使用NTL大整数库实现RSA公钥密码算法,可用于对文本文件进行加密和解密. 平台Windows98以上,VC++6.0, 内部文件路径均为相对路径,不存在无法编译的Bub.

				
				#ifndef NTL_new__H
				#define NTL_new__H
				
				#include 
				
				#if (defined(NTL_STD_CXX) || defined(NTL_PSTD_NTN))
				
				// We use  and std::nothrow, even if neither NTL_STD_CXX nor  
				// NTL_PSTD_NHF are set.  This appears to be somewhat more compatible
				// with current compilers.
				
				#include 
				
				#define NTL_NEW_OP new (std::nothrow)
				
				
				#else
				
				#define NTL_NEW_OP new
				
				#endif
				
				#endif