public class Solution { public static void main(String[] args) throws Exception { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); int maximum = Integer.parseInt(reader.readLine()); int b = 0; if (maximum > 0) { int firstNumber = Integer.parseInt(reader.readLine()); for (int i = 1; i < maximum; i++) { int thisNumber = Integer.parseInt(reader.readLine()); if(firstNumber>=thisNumber){ b = firstNumber; } else b = thisNumber; } System.out.println(b); } } }