ntuple.hpp

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/******************************************************************************
 * MODULE     : ntuple.hpp
 * DESCRIPTION: Pairs, triples and quartets
 * COPYRIGHT  : (C) 2007  Joris van der Hoeven
 *******************************************************************************
 * This software falls under the GNU general public license version 3 or later.
 * It comes WITHOUT ANY WARRANTY WHATSOEVER. For details, see the file LICENSE
 * in the root directory or <http://www.gnu.org/licenses/gpl-3.0.html>.
 ******************************************************************************/
 
#ifndef NTUPLE_H
#define NTUPLE_H
#include "basic.hpp"
 
template <class T1, class T2> class pair {
public:
  T1 x1;
  T2 x2;
  inline pair (const pair& p) : x1 (p.x1), x2 (p.x2) {}
  inline pair (const T1& y1, const T2& y2) : x1 (y1), x2 (y2) {}
  inline pair& operator= (const pair& p) {
    x1= p.x1;
    x2= p.x2;
    return *this;
  }
  inline bool operator== (const pair& p) { return x1 == p.x1 && x2 == p.x2; }
  inline bool operator!= (const pair& p) { return x1 != p.x1 || x2 != p.x2; }
};
 
template <class T1, class T2>
int
hash (const pair<T1, T2>& p) {
  int h1= hash (p.x1);
  return (h1 << 11) ^ (h1 >> 21) ^ hash (p.x2);
}
 
template <class T1, class T2>
inline tm_ostream&
operator<< (tm_ostream& out, const pair<T1, T2>& p) {
  return out << "[ " << p.x1 << ", " << p.x2 << " ]";
}
 
template <class T1, class T2, class T3> class triple {
public:
  T1 x1;
  T2 x2;
  T3 x3;
  inline triple (const triple& t) : x1 (t.x1), x2 (t.x2), x3 (t.x3) {}
  inline triple (const T1& y1, const T2& y2, const T3& y3)
      : x1 (y1), x2 (y2), x3 (y3) {}
  inline triple& operator= (const triple& t) {
    x1= t.x1;
    x2= t.x2;
    x3= t.x3;
    return *this;
  }
  inline bool operator== (const triple& t) {
    return x1 == t.x1 && x2 == t.x2 && x3 == t.x3;
  }
  inline bool operator!= (const triple& t) {
    return x1 != t.x1 || x2 != t.x2 || x3 != t.x3;
  }
};
 
template <class T1, class T2, class T3>
int
hash (const triple<T1, T2, T3>& t) {
  int h= hash (t.x1);
  h    = (h << 11) ^ (h >> 21) ^ hash (t.x2);
  return (h << 11) ^ (h >> 21) ^ hash (t.x3);
}
 
template <class T1, class T2, class T3>
inline tm_ostream&
operator<< (tm_ostream& out, const triple<T1, T2, T3>& t) {
  return out << "[ " << t.x1 << ", " << t.x2 << ", " << t.x3 << " ]";
}
 
template <class T1, class T2, class T3, class T4> class quartet {
public:
  T1 x1;
  T2 x2;
  T3 x3;
  T4 x4;
  inline quartet (const quartet& q)
      : x1 (q.x1), x2 (q.x2), x3 (q.x3), x4 (q.x4) {}
  inline quartet (const T1& y1, const T2& y2, const T3& y3, const T4& y4)
      : x1 (y1), x2 (y2), x3 (y3), x4 (y4) {}
  inline quartet& operator= (const quartet& q) {
    x1= q.x1;
    x2= q.x2;
    x3= q.x3;
    x4= q.x4;
    return *this;
  }
  inline bool operator== (const quartet& q) {
    return x1 == q.x1 && x2 == q.x2 && x3 == q.x3 && x4 == q.x4;
  }
  inline bool operator!= (const quartet& q) {
    return x1 != q.x1 || x2 != q.x2 || x3 != q.x3 || x4 != q.x4;
  }
};
 
template <class T1, class T2, class T3, class T4>
int
hash (const quartet<T1, T2, T3, T4>& q) {
  int h= hash (q.x1);
  h    = (h << 11) ^ (h >> 21) ^ hash (q.x2);
  h    = (h << 11) ^ (h >> 21) ^ hash (q.x3);
  return (h << 11) ^ (h >> 21) ^ hash (q.x4);
}
 
template <class T1, class T2, class T3, class T4>
inline tm_ostream&
operator<< (tm_ostream& out, const quartet<T1, T2, T3, T4>& q) {
  return out << "[ " << q.x1 << ", " << q.x2 << ", " << q.x3 << ", " << q.x4
             << " ]";
}
 
template <class T1, class T2, class T3, class T4, class T5> class quintuple {
public:
  T1 x1;
  T2 x2;
  T3 x3;
  T4 x4;
  T5 x5;
  inline quintuple (const quintuple& q)
      : x1 (q.x1), x2 (q.x2), x3 (q.x3), x4 (q.x4), x5 (q.x5) {}
  inline quintuple (const T1& y1, const T2& y2, const T3& y3, const T4& y4,
                    const T5& y5)
      : x1 (y1), x2 (y2), x3 (y3), x4 (y4), x5 (y5) {}
  inline quintuple& operator= (const quintuple& q) {
    x1= q.x1;
    x2= q.x2;
    x3= q.x3;
    x4= q.x4;
    x5= q.x5;
    return *this;
  }
  inline bool operator== (const quintuple& q) {
    return x1 == q.x1 && x2 == q.x2 && x3 == q.x3 && x4 == q.x4 && x5 == q.x5;
  }
  inline bool operator!= (const quintuple& q) {
    return x1 != q.x1 || x2 != q.x2 || x3 != q.x3 || x4 != q.x4 || x5 != q.x5;
  }
};
 
template <class T1, class T2, class T3, class T4, class T5>
int
hash (const quintuple<T1, T2, T3, T4, T5>& q) {
  int h= hash (q.x1);
  h    = (h << 11) ^ (h >> 21) ^ hash (q.x2);
  h    = (h << 11) ^ (h >> 21) ^ hash (q.x3);
  h    = (h << 11) ^ (h >> 21) ^ hash (q.x4);
  return (h << 11) ^ (h >> 21) ^ hash (q.x5);
}
 
template <class T1, class T2, class T3, class T4, class T5>
inline tm_ostream&
operator<< (tm_ostream& out, const quintuple<T1, T2, T3, T4, T5>& q) {
  return out << "[ " << q.x1 << ", " << q.x2 << ", " << q.x3 << ", " << q.x4
             << ", " << q.x5 << " ]";
}
 
template <class T1, class T2, class T3, class T4, class T5, class T6>
class sextuple {
public:
  T1 x1;
  T2 x2;
  T3 x3;
  T4 x4;
  T5 x5;
  T6 x6;
  inline sextuple (const sextuple& s)
      : x1 (s.x1), x2 (s.x2), x3 (s.x3), x4 (s.x4), x5 (s.x5), x6 (s.x6) {}
  inline sextuple (const T1& y1, const T2& y2, const T3& y3, const T4& y4,
                   const T5& y5, const T6& y6)
      : x1 (y1), x2 (y2), x3 (y3), x4 (y4), x5 (y5), x6 (y6) {}
  inline sextuple& operator= (const sextuple& s) {
    x1= s.x1;
    x2= s.x2;
    x3= s.x3;
    x4= s.x4;
    x5= s.x5;
    x6= s.x6;
    return *this;
  }
  inline bool operator== (const sextuple& s) {
    return x1 == s.x1 && x2 == s.x2 && x3 == s.x3 && x4 == s.x4 && x5 == s.x5 &&
           x6 == s.x6;
  }
  inline bool operator!= (const sextuple& s) {
    return x1 != s.x1 || x2 != s.x2 || x3 != s.x3 || x4 != s.x4 || x5 != s.x5 ||
           x6 != s.x6;
  }
};
 
template <class T1, class T2, class T3, class T4, class T5, class T6>
int
hash (const sextuple<T1, T2, T3, T4, T5, T6>& s) {
  int h= hash (s.x1);
  h    = (h << 11) ^ (h >> 21) ^ hash (s.x2);
  h    = (h << 11) ^ (h >> 21) ^ hash (s.x3);
  h    = (h << 11) ^ (h >> 21) ^ hash (s.x4);
  h    = (h << 11) ^ (h >> 21) ^ hash (s.x5);
  return (h << 11) ^ (h >> 21) ^ hash (s.x6);
}
 
template <class T1, class T2, class T3, class T4, class T5, class T6>
inline tm_ostream&
operator<< (tm_ostream& out, const sextuple<T1, T2, T3, T4, T5, T6>& s) {
  return out << "[ " << s.x1 << ", " << s.x2 << ", " << s.x3 << ", " << s.x4
             << ", " << s.x5 << ", " << s.x6 << " ]";
}
 
#endif // NTUPLE_H