// methods and friends of ivec
//

#include <iostream.h>
#include <strstream.h>
#include "ivec.h"


// Here is the definition of the overloaded << operator
// used to send the contents of an ivec to an output stream

ostream &operator<<(ostream &o, const ivec &v) {
  for (int i=0;i<v.n;i++) {
    o << v.nums[i] << " ";
  }
  o << endl;
  return(o);
}

// input operator - assumes that a vector is on a line

istream &operator>>(istream &in, ivec &v) {
  char c;
  char buff[1000];

  // clear out the vector first
  v.empty();

  // read in a line of text
  in.get(buff,1000,'\n');
  in.get(c); // read the newline

  // create a string string
  istrstream ist(buff,1000);
  int x;
  while (ist >> x) {
    v.append(x);
  }
  return(in);
}