백준 15051 자바 - Máquina de café

// Máquina de café
package Bronze_IV_4;

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

public class Ex15051 {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        int a1 = Integer.parseInt(br.readLine());
        int a2 = Integer.parseInt(br.readLine());
        int a3 = Integer.parseInt(br.readLine());

        int result = Math.min(a2*2 + a3*4, Math.min(a1*2 + a3*2, a1*4 + a2*2));

        System.out.println(result);
    }
}