#include <TlHelp32.h>

int get_thread_amount(){    int i = 0;    char Buff[9];    PROCESSENTRY32 pe32;    pe32.dwSize = sizeof(pe32);    int processid = GetCurrentProcessId();    HANDLE hProcessSnap = ::CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);    if (hProcessSnap == INVALID_HANDLE_VALUE)    {        printf("CreateToolhelp32Snapshot() failed. error code:%d.\n", GetLastError());        return 0;    }    BOOL bMore = ::Process32First(hProcessSnap, &pe32);    HANDLE hProcess;    while (bMore)    {        if (pe32.th32ProcessID == processid)        {            return pe32.cntThreads;        }        bMore = Process32Next(hProcessSnap, &pe32);        i++;    }    return 0;}