Submission #174287

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Source Code Expand

import java.util.*;
import java.io.*;
import static java.util.Arrays.*;
import static java.util.Collections.*;
import static java.lang.Math.*;

public class Main {

	int INF = 1 << 28;
	//long INF = 1L << 62;
	double EPS = 1e-10;

	void run() {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		HashSet<Integer> set = new HashSet<Integer>();
		for (int i=0;i<n;i++) set.add(sc.nextInt());
		Integer[] a = set.toArray(new Integer[]{});
		sort(a);
		System.out.println(a[max(a.length-2, 0)]);
	}

	void debug(Object... os) {
		System.err.println(Arrays.deepToString(os));
	}

	public static void main(String[] args) {
		new Main().run();
	}
}

Submission Info

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