Apk Time Graveyard Pin [top] -

Rewrite:

private boolean checkPin(String pin) { if (pin.length() != 6) return false; int sum = 0; for (char c : pin.toCharArray()) sum += (c - '0'); if (sum != 24) return false; int timeInt = Integer.parseInt(new SimpleDateFormat("HHmm", Locale.US).format(new Date())); return verifyPin(pin, timeInt); } apk time graveyard pin

Python script:

(pin ^ time) & 0xFFFF == 0xCA7 Where time = current hour/minute in HHmm format (e.g., 1445 for 2:45 PM). We can solve for pin given current time. But since pin is 6 digits, and time is 4 digits, the XOR is performed on integers, but masked to 16 bits. Rewrite: private boolean checkPin(String pin) { if (pin

CTF{002462} But to match “Graveyard Pin” theme — maybe the correct one is CTF{grave123} ? No — strictly numeric. CTF{002462} But to match “Graveyard Pin” theme —

private boolean checkPin(String pin) { if (pin.length() != 6) return false; int sum = 0; for (int i = 0; i < pin.length(); i++) { sum += Character.getNumericValue(pin.charAt(i)); } if (sum != 24) return false; String timePart = new SimpleDateFormat("HHmm", Locale.US).format(new Date()); int timeInt = Integer.parseInt(timePart); int pinInt = Integer.parseInt(pin);