#include <windows.h>
#include <stdio.h>
#include <ctype.h>

void WriteBinary(FILE *fout, const BYTE *pb, size_t cb)
{
    for (DWORD addr = 0; addr < cb; addr += 0x10)
    {
        fprintf(fout, "%08X  ", addr);
        for (size_t column = 0; column < 16; ++column)
        {
            if (addr + column >= cb)
            {
                if (column == 8)
                    fprintf(fout, "  ");
                fprintf(fout, "   ");
            }
            else
            {
                if (column == 8)
                    fprintf(fout, " -");
                fprintf(fout, " %02x", (pb[addr + column] & 0xFF));
            }
        }
        fprintf(fout, "  ");
        for (size_t column = 0; column < 16; ++column)
        {
            if (addr + column >= cb)
            {
                break;
            }
            else
            {
                BYTE b = pb[addr + column];
                if (isprint(b) || IsCharAlphaNumericW(b))
                    fprintf(fout, "%c", b);
                else
                    fprintf(fout, ".");
            }
        }
        fprintf(fout, "\n");
    }
}

int main(void)
{
    const BYTE ab[] = {
        0x23, 0x14, 0x12, 0x41, 0x23, 0x89, 0x01, 0x82, 0x38, 0x10, 0x92, 0x83, 0x18, 0x03, 0x98, 0x17,
        0x74, 0x98, 0x21, 0x79, 0x19, 0x46, 0x91, 0x26, 0x31, 0x92, 0x38, 0x61, 0x92, 0x63, 0x81, 0x92,
        0x3f, 0xf1, 0x23, 0x97, 0xff, 0x71, 0x92, 0x37, 0x89, 0x17, 0x92, 0x31, 0x82, 0x37, 0x91, 0x73,
        0x27, 0x91, 0x87, 0x31, 0x79, 0x38, 0x71, 0x29, 0x37, 0x18, 0x23, 0x71
    };
    WriteBinary(stdout, ab, sizeof(ab));
}