@set @n=0;/*
@set "源=D:\abc\ D:\def\ d:\xyz\" & set "目标=E:\123\"
@dir /a-d/b/s "%源:\ =\" "%" | cscript -nologo -e:jscript "%~0" "%目标%"
@pause & exit/b & Rem */
dst = WScript.Arguments(0);
fso = new ActiveXObject("Scripting.FileSystemObject");
while (!WSH.StdIn.AtEndOfStream) {
    file = WSH.StdIn.ReadLine();
    f = fn = fso.GetFile(file).Name;
    len = f.lastIndexOf(".");
    if (len == "-1") {len = f.length};
    n = 0;
    while (fso.FileExists(dst + fn)) {
        n += 1;
        fn = f.substr(0,len) + "_" + n + f.substr(len);
    };
    fso.GetFile(file).Copy(dst + fn);
}
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