// Example program
#include <iostream>
using namespace std;

int num;
bool JJ = true;
int main()
{
 while(JJ)
 {
     cout << "[1].dllm\n" << "[2].on99\n" << "[3].898\n" << endl;
     cin >> num;
     switch(num)
     {
         case 3:
         JJ = false;
         break;
         case 2:
         cout << " dllm " << endl;
         break;
         case 1:
         float a,b,c;
         cin >> a;
         cin >> b;
         cin >> c;
         break;
         default:
         cout << "hi auntie" << endl;

     }
 }
 return 0;
}