A Paste by Anonymous

1

#include <iostream> #include <vector> #include <algorithm> using namespace std; /* #include \"Massert.h\" #pragma comment(lib, \"massert.lib\") */ template< class _T > void displayvect( vector<_T>& v ) {     for( unsigned x = 0; x < v.size(); ++x )         cout << v[x] << \" \" << endl;     cout << endl; } enum SortMode { NONE, INT, DOUBLE, CHAR }; class sorttest {     int x;     double y;     char g;     static SortMode sm[3];     bool intersort( SortMode s, sorttest& t, int ind = 0 ) {         if( (ind < 3) && sm[ind] ) {             switch( s ) {             case INT:                 if( x == t.x )                     return intersort( sm[ind+1], t, ind+1 );                 return x < t.x;             case DOUBLE:                 if( y == t.y )                     return intersort( sm[ind+1], t, ind+1 );                 return y < t.y;             case CHAR:                 if( g == t.g )                     return intersort( sm[ind+1], t, ind+1 );                 return g < t.g;             }         }         // gets here if all 3 are ==         return true;     } public:     sorttest( int i, double f, char c ) : x(i), y(f), g(c) {         sm[0] = INT; sm[1] = NONE; sm[2] = NONE;             }     bool operator<( sorttest& t ) {         return intersort( sm[0], t );     }     static void setSort( SortMode s1, SortMode s2 = NONE, SortMode s3 = NONE ) { sm[0] = s1; sm[1] = s2; sm[2] = s3; }     friend ostream& operator<<( ostream& os, sorttest& st ); }; // initalize static member SortMode sorttest::sm[3]; ostream& operator<<( ostream& os, sorttest& st ) {     os << \"(\" << st.x << \", \" << st.y << \", \" << st.g << \")\";     return os; } int main() {     vector<sorttest> testv;     testv.push_back( sorttest( 9, 8.5, \'a\' ) );     testv.push_back( sorttest( 9, 6.7, \'a\'  ) );     testv.push_back( sorttest( 9, 6.3, \'a\'  ) );     testv.push_back( sorttest( 3, 7.9, \'b\'  ) );     testv.push_back( sorttest( 3, 3.7, \'b\'  ) );     testv.push_back( sorttest( 1, 7.9, \'c\'  ) );     testv.push_back( sorttest( 2, 6.7, \'a\'  ) );     displayvect( testv );     cout << \"CHAR, INT, DOUBLE\" << endl;     sorttest::setSort( CHAR, INT, DOUBLE );     sort( testv.begin(), testv.end() );     displayvect( testv );     cout << \"INT, DOUBLE\" << endl;     sorttest::setSort( INT, DOUBLE );     sort( testv.begin(), testv.end() );     displayvect( testv );     cout << \"DOUBLE, CHAR, INT\" << endl;     sorttest::setSort( DOUBLE, CHAR, INT );     sort( testv.begin(), testv.end() );     displayvect( testv );     cout << \"CHAR\" << endl;     sorttest::setSort( CHAR );     sort( testv.begin(), testv.end() );     displayvect( testv );              return 0; }