#include <string.h>
#include <stdlib.h>

char **lexifirst( char *tt[], int sor, int oszlop )
{
    char **p = malloc( oszlop * sizeof( char * ) );
    int i, j;
    for ( j = 0; j < oszlop; ++j )
    {
    int min_index = 0;
    for ( i = 1; i < sor; ++i )
        if ( strcmp( tt[ i * oszlop + j ], tt[ min_index * oszlop + j ] ) < 0 )
            min_index = i;
    p[j] = malloc( (strlen( tt[ min_index * oszlop + j ] ) + 1) * sizeof (char));
    strcpy( p[j], tt[ min_index * oszlop + j] );
    }


    return p;
}