Program Listing for File Basic.h

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#pragma once

#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <fstream>
#include <iostream>
#include <list>
#include <map>
#include <set>
#include <sstream>
#include <string>
#include <utility>
#include <vector>

#define MIN( a, b ) ( ( a ) < ( b ) ? ( a ) : ( b ) )
#define MAX( a, b ) ( ( a ) < ( b ) ? ( b ) : ( a ) )
#define SQR( a )    ( ( a ) * ( a ) )

#define PI 3.1415926535897932384

typedef std::set< int > IntSet;
typedef std::vector< int > IntVec;
typedef std::set< double > DoubleSet;
typedef std::vector< IntSet > SetVec;
typedef std::pair< int, int > IntPair;
typedef std::vector< IntPair > PairVec;
typedef std::map< int, IntSet > SetMap;
typedef std::vector< double > DoubleVec;
typedef std::vector< unsigned > UnsignedVec;
typedef std::vector< std::string > StringVec;
typedef std::pair< double, double > DoublePair;

// create a vector of integers from lo to (hi-1)
inline IntVec incvec( unsigned lo, unsigned hi ) {
    IntVec out;
    for ( unsigned i = lo; i < hi; ++i )
        out.push_back( i );
    return out;
}

// insert all elements of a collection into a stream
template < typename T >
std::ostream & insertAll( std::ostream & stream, const T & begin, const T & end ) {
    T i = begin;
    stream << "[";
    if ( i != end ) stream << *( i++ );
    while ( i != end ) stream << "," << *( i++ );
    return stream << "]";
}

// insert a pair into a stream
template < typename T, typename U >
std::ostream & operator<<( std::ostream & stream, const std::pair< T, U > & p ) {
    return stream << "(" << p.first << "," << p.second << ")";
}

// insert a list into a stream
template < typename T >
std::ostream & operator<<( std::ostream & stream, const std::list< T > & l ) {
    return insertAll( stream, l.begin(), l.end() );
}

// insert a map into a stream
template < typename T, typename U >
std::ostream & operator<<( std::ostream & stream, const std::map< T, U > & m ) {
    return insertAll( stream, m.begin(), m.end() );
}

// insert a multiset into a stream
template < typename T >
std::ostream & operator<<( std::ostream & stream, const std::multiset< T > & s ) {
    return insertAll( stream, s.begin(), s.end() );
}

// insert a set into a stream
template < typename T >
std::ostream & operator<<( std::ostream & stream, const std::set< T > & s ) {
    return insertAll( stream, s.begin(), s.end() );
}

// insert a vector into a stream
template < typename T >
std::ostream & operator<<( std::ostream & stream, const std::vector< T > &v ) {
    return insertAll( stream, v.begin(), v.end() );
}


inline void tabindent( std::ostream & stream, unsigned indent ) {
    for ( unsigned i = 0; i < indent; ++i )
        stream << "\t";
}