// vect1.cc
#include <iostream> // needed for input/output
#include <cmath>    // needed for math functions

int main() {

   using namespace std;

   float vect[3]; // no initialization

   cout << "printing garbage since vector not initialized" << endl;
   for(int i=0; i<3; ++i) {
     cout << "vect[" << i << "] = " << vect[i]
          << endl;
   }

   vect[0] = 1.1;
   vect[1] = 20.132;
   vect[2] = 12.66;

   cout << "print vector after setting values" << endl;
   for(int i=0; i<3; ++i) {
     cout << "vect[" << i << "] =    " << vect[i] << "\t"
          << "sqrt( vect[" << i << "] ) = " << sqrt(vect[i])
          << endl;
   }

   return 0;
}