if (prior.isEmpty()){
            open.add(start);
            while(!open.isEmpty()){
                start = open.get(0);
                open.remove(0);
                if(!close.contains(start)){
                    close.add(start);
                    if((svet[start.posY][start.posX] == 1) || (svet[start.posY][start.posX] == -1)){
                        System.out.println(svet[start.posY][start.posX] + "@");
                        while(start.previous != null){
                            prior.add(start);
                            start = start.previous;
                        }
                    }
                    sucState = setSucState(start);
                    for (int i = 0; i < sucState.size(); i++){
                        if (!close.contains(sucState.get(i))){
                            open.add(open.size(), sucState.get(i));
                        }
                    }
                }
            }
        }