Sergei FlashCards Stage 6 part "hardest card"

case "hardest card":
                    Collection<Integer> values2 = hashMap2.values();
                    int count = 0;
                    for (Integer Value2 : values2) {
                        if (Value2 > 0) {
                            count++;
                            list2.add(Value2);
                        }
                    }
                    if (count == 1) {
                        System.out.println("The hardest card is \"" +
                                getKeyFromValue2(hashMap2, (Integer) list2.get(0)).get(0) + "\"" +
                                ". You have " + list2.get(0) + " errors answering it.");
                        list2.clear();
                    } else if (count > 1) {
                        System.out.println("The hardest cards are \"" +
                                getKeyFromValue2(hashMap2, (Integer) list2.get(0)).get(0) + "\"" +
                                ", \"" + getKeyFromValue2(hashMap2, (Integer) list2.get(1)).get(1) + "\"" + "." +
                                "You have " + list2.get(0) + " errors answering them.");
                        list2.clear();
                    } else {
                        System.out.println("There are no cards with errors.");
                    }
                    break;