C++ :

//hhh 
#include <iostream> 
using namespace std;
   int main(){ 
    int a;  
   cin>>a;
     if(a==3)cout<<"Xiaoban";
     if(a==4) cout<<"Zhongban"; 
    if(a==5)cout<<"Daban"; 
    return 0; 
}  

Pascal :

var a:integer;
begin
  readln(a);
  case a of
  3:writeln('Xiaoban');
  4:writeln('Zhongban');
  5:writeln('Daban');
  end;
end.