Merge pull request #48 from kohtaewoo/feat/boj-Sep

Feat/boj sep

Author: kohtaewoo

Taewoo/Sep/Baekjoon-2751-수 정렬하기2.java

@@ -0,0 +1,30 @@
+import java.io.*;
+import java.util.*;
+
+public class Main {
+
+	static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+	static BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
+	static StringTokenizer st;
+
+	public static void main(String[] args) throws IOException {
+		st = new StringTokenizer(br.readLine());
+		int n = Integer.valueOf(st.nextToken());
+		HashSet<Integer> set = new HashSet<>();
+
+		for (int i = 0; i < n; i++) {
+			st = new StringTokenizer(br.readLine());
+			set.add(Integer.valueOf(st.nextToken()));
+		}
+
+		List<Integer> list_set = new ArrayList(set);
+		Collections.sort(list_set);
+
+		for (int i = 0; i < list_set.size(); i++) {
+			bw.write(String.valueOf(list_set.get(i)));
+			bw.newLine();
+		}
+
+		bw.close();
+	}
+}