Generate basic statistics for 1 Billion data set of Integers

OneBillionIntegerStatistics.java

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


class OneBillionIntegerStatistics {

    public static void main(String[] args) throws IOException {
        try (BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream("numbers_1B.in")))) {
            System.out.print(reader.lines().mapToLong(Long::valueOf).summaryStatistics());
        }
    }

}