[백준] 4796 캠핑 - Greedy / Java

• 문제 링크

4796번: 캠핑

 

• 풀이 코드

import java.io.BufferedWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;

public class Main {

    public static void main(String[] args) throws IOException {
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
        StringBuilder sb = new StringBuilder();

        int l, p, v, t = 0;
        while ((l = read()) != 0) {
            p = read();
            v = read();

            sb.append("Case ").append(++t).append(": ").append(v / p * l + Math.min(v % p, l)).append("\n");
        }

        bw.write(sb.toString());
        bw.flush();
    }

    private static int read() throws IOException {
        int c, n = System.in.read() & 15;
        while ((c = System.in.read()) > 32) n = (n << 3) + (n << 1) + (c & 15);

        return n;
    }

}