ca trie toto.txt et supprime les doublons, resultat sur stdout
apres tu mets ca en forme comme tu veux
#include <algorithm>
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
using namespace std;
int main()
{
ifstream file( "toto.txt" );
string line;
vector< string > lines;
while( getline( file, line ) )
lines.push_back( line );
sort( lines.begin(), lines.end() );
for( vector< string >::iterator i = lines.begin() + 1; i < lines.end(); ++i )
if( *i == *(i - 1) )
i = lines.erase( i ) - 1;
for( vector< string >::size_type i = 1; i < lines.size(); ++i )
cout << lines[i] << '\n';
}