实现了LDPC码的编码 LDPC译码、LDPC校验矩阵的生成等。是完整的LDPC代码。测试了，跑的通。自学LDPC码的资料-Implements the LDPC encoding of LDPC decoding, LDPC check matrix generation and so on. LDPC code is complete. Tested and run through. Self-study of LDPC codes