Жду критику и советы, спасибо
package com.javarush.task.task05.task0532;
import java.io.*;
/*
Задача по алгоритмам
*/
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
int num;
do
{
num = Integer.parseInt(reader.readLine());
}
while(num < 0);
int array[] = new int[num];
int i = 0, maximum = 0;
while(num != 0)
{
array[i] = Integer.parseInt(reader.readLine());
if(maximum < array[i])
maximum = array[i];
i++;
num--;
}
System.out.println(maximum);
}
}