修改文件修改時間的東西

#include "stdafx.h"
#include "windows.h"
#include "iostream.h"
#include "stdlib.h"
int main(int argc, char* argv[])
{  
        if (argc == 8)
        {
    FILETIME ft,ft1;
        SYSTEMTIME systime;
        int gxm,gxm1,gxm2,gxm3,gxm4,gxm5;
        gxm=atoi(argv[7]);
        gxm=gxm - 1;
    gxm1=atoi(argv[2]);
        gxm2=atoi(argv[3]);
        gxm3=atoi(argv[4]);
        gxm4=atoi(argv[5]);
        gxm5=atoi(argv[6]);
        systime.wYear = gxm1;
    systime.wMonth = gxm2;
    systime.wDay = gxm3;
    systime.wHour = gxm4;
    systime.wMinute = gxm5;
    systime.wSecond = gxm;                        //想要改變秒，必須要少一位
        SystemTimeToFileTime(&systime, &ft);
        LocalFileTimeToFileTime(&ft,&ft1);         //把時間轉換UTC
        HANDLE hFile;
    hFile = CreateFile(argv[1], GENERIC_READ | GENERIC_WRITE,
                FILE_SHARE_READ| FILE_SHARE_WRITE,
                NULL,
                OPEN_EXISTING,
                FILE_ATTRIBUTE_NORMAL,
                NULL);
        if (hFile== INVALID_HANDLE_VALUE)
        {
            printf("open't the file[!]...................................error/n");
        }
            SetFileTime(hFile, (LPFILETIME) NULL, (LPFILETIME) NULL, &ft1);
            CloseHandle(hFile);
    printf("changed[!]...................................OK/n");
        return 0;
        }
        printf("GXM修改文件最後修改日期工具/n");
        cout << "文件使用方法爲:"<<endl;
        cout << "/t" << argv[0] << " path year month Day Hour Minute Second"<<endl;
        return 0;
}