function res = ChangeZn2MReg(Zc,path,filename)
%ChangeZn2MReg: 将算法给的Zn顺序值更改为MREG中的存储顺序
%   Zc:         LDPC提升值
%   path:       文件路径
%   filename:   文件名
    ACodeBlockIndex = [1	2	3	5	6	7	12	13	15	18	20	24	26];
    BCodeBlockIndex = [4	8	9	10	11	14	16	17	19	21	22	23	25];
    res = 0;
    
    
    Data = u32DataFromFile(path,filename);
    Data = Int32ToInt8(Data);
    DotIndex = find(filename == '.');
    Afilename_mreg = [filename(1:DotIndex-1) '_Amreg' filename(DotIndex:end)];
    Bfilename_mreg = [filename(1:DotIndex-1) '_Bmreg' filename(DotIndex:end)];
    if Zc<=64
        Data = reshape(Data,Zc,[]);
        Afid = fopen([path Afilename_mreg],'w');
        if -1 == Afid
            fprintf('write %s filled.\n',Afilename_mreg);
            res = -1;
            return;
        end
        Bfid = fopen([path Bfilename_mreg],'w');
        if -1 == Afid
            fprintf('write %s filled.\n',Afilename_mreg);
            res = -1;
            return;
        end
        AData = Data(:,ACodeBlockIndex);
        BData = Data(:,BCodeBlockIndex);
        fprintf(Afid,'0x%08x\n',Int8ToInt32(AData));
        fprintf(Bfid,'0x%08x\n',Int8ToInt32(BData));
        fclose(Afid);fclose(Bfid);
    elseif Zc == 256
        Data = reshape(Data,Zc,[]);
        Afid = fopen([path Afilename_mreg],'w');
        if -1 == Afid
            fprintf('write %s filled.\n',Afilename_mreg);
            res = -1;
            return;
        end
        Bfid = fopen([path Bfilename_mreg],'w');
        if -1 == Afid
            fprintf('write %s filled.\n',Afilename_mreg);
            res = -1;
            return;
        end
        AData = Data(:,ACodeBlockIndex);
        BData = Data(:,BCodeBlockIndex);
        fprintf(Afid,'0x%08x\n',Int8ToInt32(AData));
        fprintf(Bfid,'0x%08x\n',Int8ToInt32(BData));
        fclose(Afid);fclose(Bfid);
    else
        Data = reshape(Data,Zc,[]); %zc>64, mod(zc,8)===0
        Afid = fopen([path Afilename_mreg],'w');
        if -1 == Afid
            fprintf('write %s filled.\n',Afilename_mreg);
            res = -1;
            return;
        end
        Bfid = fopen([path Bfilename_mreg],'w');
        if -1 == Afid
            fprintf('write %s filled.\n',Afilename_mreg);
            res = -1;
            return;
        end
        AData = Data(:,ACodeBlockIndex);
        BData = Data(:,BCodeBlockIndex);
        fprintf(Afid,'0x%08x\n',Int8ToInt32(AData));
        fprintf(Bfid,'0x%08x\n',Int8ToInt32(BData));
        fclose(Afid);fclose(Bfid);       
    end
end