#include <Windows.h>
#include <stdio.h>

int WINAPI WinMain(
    HINSTANCE hInstance,
    HINSTANCE PrevInstance,
    LPSTR lpCmdLine,
    int nCmdShow
    )
{
    LPSTR szString = "WINDOWS DATA TYPE, STRING";
    CHAR lpString[120];
    DWORD dwMax = 0xFFFFFFFF;
    DWORD dwOne = 0x1;
    INT iMax = 0xFFFFFFFF;
    INT iOne = 0x1;
    MessageBox(NULL,szString,"LPSTR",MB_OK);
    CopyMemory(lpString, szString,lstrlen(szString)+1);
    MessageBox(NULL,lpString,"CHAR",MB_OK);

    if(dwMax>dwOne)
    {
        MessageBox(NULL,"DWORD类型的数据OXFFFFFFFF > 0X1","DWORD",MB_OK);
    }
    if(iMax<iOne)
    {
        MessageBox(NULL,"INT类型的数据 OXFFFFFFFF < 0X1","INT",MB_OK);
    }

    return 0;
}