text: 
  #ifndef PROJECT_GLOBAL_H
  #define PROJECT_GLOBAL_H
  
  #include <typeinfo>
  #include <vector>
  #include <deque>
  #include <list>
  #include <set>
  #include <map>
  #include <bitset>
  #include <stack>
  #include <queue>
  #include <string>
  #include <iostream>
  #include <fstream>
  #include <sstream>
  #include <algorithm>
  
  #include <stddef.h>
  #include <string.h>
  #include <math.h>
  #include <time.h>
  #include <signal.h>
  #include <ctype.h>
  #include <wchar.h>
  #include <wctype.h>
  #include <stdlib.h>
  #include <stdio.h>
  #include <assert.h>
  #include <errno.h>
  
  using namespace std;
  
  static void gprint(std::string msg)
  {
      std::cout << msg << std::endl;
  }
  
  std::string ginput()
  {
      std::string msg;
      std::cin >> msg;
      return msg;
  }
  
  inline void TestVector21()
  {
      string str;
      do
      {
          str = ginput();
  
          if (str[0] == 'C')
          {
              if (str[1] == 'B')
              {
                  if (str[2] == '0')
                  {
  
                  }
              }
              else if (str[1] == 'E')
              {
              }
              else if (str[1] == 'T')
              {
              }
              else if (str[1] == 'R')
              {
              }
              else if (str[1] == 'C')
              {
                  break;
              }
          }
          else
          {
          }
      } while (str != "CC");
  }
  
  #endif //PROJECT_GLOBAL_H
  