function spargemSubSirA(values) {
    var results = [];
    var subsir;

    for(var i = 0; i < values.length; i++) {

        var currentElement = values[i];
        if(typeof subsir === "undefined") {
            subsir = [];
            subsir.push(currentElement);
        } else {
            if(!subsir.includes(currentElement)) {
                results.push(subsir);
                subsir = [];
            }
            subsir.push(currentElement);
        }
    }

    return results;
}


function spargemSubSirB(values) {
    var results = [];
    var subsir = [];

    for(var i = 0; i < values.length; i++) {

        var currentElement = values[i];
        // avem elementul curent in sub sirul actual ?
        if(subsir.includes(currentElement)) {
            // da, adauga si mergi mai departe
            subsir.push(currentElement);
        } else {
            // nu este, atunci trebuie sa facem un sub sir nou

            // numa in cazu in care am trecut de primul element
            if(i > 0) {
                // resetam sub sirul
                results.push(subsir);
                subsir = [];
            }
            // adauga elementul in sub sir
            subsir.push(currentElement);
        }
    }
    return results;
}

function gasesteLungimeMaxima( subsiruri ) {

    var max = 0;
    var foundIndex = 0;
    var lengths = [];

    for(var i = 0; i < subsiruri.length; i++) {
        var currentSir = subsiruri[i];
        lengths[i] = currentSir.length;
        if(currentSir.length > max) {
            max = currentSir.length;
        }
    }

    // return [max, lengths, "bau"];
    return {"lengths": lengths, "max": max, "cucu": "bau"};

}

function getSubsiruriCuLenth(subsiruri, maxReturn) {

    // max = maxReturn[0];
    // lengths = maxReturn[1];
    // whatever = maxReturn[2];

    max = maxReturn.max;
    lengths = maxReturn.lengths;
    lengths = maxReturn.cucu;


    var returnVals = [];
    for(var i = 0; i < lengths.length; i++) {
        var currentSirLenth = lengths[i];
        if(currentSirLenth == max) {
            returnVals.push(subsiruri[i]);
        }
    }
    return returnVals;
}

var sir = [
    1,1,1,1,2,3,3,1,2,2,2,2,5,5,5,5,2,2,2
];

console.log( spargemSubSirA(sir) );
console.log( spargemSubSirB(sir) );

var subsiruri = spargemSubSirA(sir);
console.log(
    getSubsiruriCuLenth(
        subsiruri,
        gasesteLungimeMaxima( subsiruri )
    )
);