[백준] 16435 스네이크버드 - Greedy / Java

• 문제 링크

16435번: 스네이크버드

 

• 풀이 과정

 

• 풀이 코드

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.Arrays;
import java.util.StringTokenizer;

public class Main {

    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
        StringTokenizer st = new StringTokenizer(br.readLine());

        int n = Integer.parseInt(st.nextToken());
        int l = Integer.parseInt(st.nextToken());

        int[] arr = new int[n];

        st = new StringTokenizer(br.readLine());
        while (n-- > 0)
            arr[n] = Integer.parseInt(st.nextToken());

        Arrays.sort(arr);

        for (int i : arr) {
            if (i > l)
                break;
            l++;
        }

        bw.write(String.valueOf(l));
        bw.flush();
    }

}