что не так
package com.javarush.task.task18.task1801;
import java.io.FileInputStream;
import java.io.*;
/*
Максимальный байт
*/
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
InputStream inputStream = new FileInputStream(reader.readLine());
int min = inputStream.read();
int oneByte;
while (inputStream.available() > 0){
oneByte = inputStream.read();
if (oneByte < min){
min = oneByte;
}
}
System.out.println(min);
inputStream.close();
}
}