Main.java

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.stream.IntStream;

public class Main {
    public static void main(String[] args) throws Exception {
        int ans = new BufferedReader(
                new InputStreamReader(System.in))
            .lines()
            .skip(1)
            .map(s -> s.split(" "))
            .flatMapToInt(xs -> {
                String d = xs[0];
                int p = Integer.parseInt(xs[1]);
                return IntStream.of((int)(
                     d.contains("3") ? p * 0.03:
                     d.contains("5") ? p * 0.05:
                                       p * 0.01));
            })
            .sum();
        System.out.println(ans);
    }
}