Не совсем могу понять, что именно должен делать метод getInts.
package com.javarush.task.task07.task0721;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
/*
Минимаксы в массивах
*/
public class Solution {
public static void main(String[] args) throws IOException {
// BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
int[] numbers = getInts();
int maximum = numbers[0];
int minimum = numbers[0];
for (int i = 1; i < numbers.length; i++) {
if (maximum < numbers[i]) {
maximum = numbers[i];
}
if (maximum > numbers[i]) {
minimum = numbers[i];
}
}
System.out.print(maximum + " " + minimum);
}
public static int[] getInts() throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
int[] numbers = new int[20];
for (int i = 0; i < 20; i++) {
numbers[i] = Integer.parseInt(reader.readLine());
}
return numbers;
}
}