private long[] executeOriginal(FTE newFTE, ArrayList<FTE> fteList) {
long startTime;
long endTime;
long[] execResult = new long[2];
Original original = new Original();
startTime = System.nanoTime();
LinkedList<AlgorithmResult> interactionResult = original.interactionDetection(newFTE, fteList);
endTime = System.nanoTime();
execResult[INDEX_DURATION] = endTime - startTime;
execResult[INDEX_INTERACTIONS] = interactionResult.size();
return execResult;
}