[BOJ] 15904 UCPC는 무엇의 약자일까? (JAVA)

 

import java.io.BufferedReader;
import java.io.InputStreamReader;

public class Main {
	
    public static void main(String[] args) throws Exception {

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        char[] UCPC = { 'U', 'C', 'P', 'C' };
        char[] input = br.readLine().toCharArray();
        int index = 0;
        for (int i = 0; i < input.length; i++) {
            if (input[i] == UCPC[index]) {
                if (++index == 4) {
                    System.out.print("I love UCPC");
                    return;
                }
            }
        }

        System.out.print("I hate UCPC");

    }

}

https://www.acmicpc.net/problem/15904

15904번: UCPC는 무엇의 약자일까?