#include <dtl/dtl.hpp>
#include "common.hpp"
#include <iostream>
#include <vector>
#include <string>

using namespace std;

using dtl::Diff3;

int main(int argc, char *argv[]){
    
    if (isFewArgs(argc, 4)) {
        cerr << "Too few arguments." << endl;
        return -1;
    }
    
    typedef char   elem;
    typedef string sequence;

    sequence A(argv[1]);
    sequence B(argv[2]);
    sequence C(argv[3]);
    
    Diff3< elem, sequence > diff3(A, B, C);
    diff3.compose();
    if (!diff3.merge()) {
        cerr << "conflict." << endl;
        return 0;
    }
    cout << "result:" << diff3.getMergedSequence() << endl;
    
    return 0;
}