Information:java: Errors occurred while compiling module '1.JavaSyntax'
Information:javac 11.0.4 was used to compile java sources
Information:12.04.2020 14:57 - Build completed with 2 errors and 0 warnings in 4 s 288 ms
C:\Users\User\Documents\JavaRushTasks\1.JavaSyntax\src\com\javarush\task\task04\task0412\Solution.java
Error:(17, 57) java: cannot find symbol
symbol: variable InputStream
location: class com.javarush.task.task04.task0412.Solution
Error:(18, 59) java: cannot find symbol
symbol: variable InputStreamReader
location: class com.javarush.task.task04.task0412.Solution
package com.javarush.task.task04.task0412;
/*
Положительное и отрицательное число
*/
import java.io.InputStream;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.Reader;
public class Solution {
public static void main(String[] args) {
//напишите тут ваш код
InputStream inputStream = System.in;
Reader inputStreamReader = new InputStreamReader(InputStream);
BufferedReader bufferedReader = new BufferedReader(InputStreamReader);
String sInteger = bufferedReader.readLine();
int iInteger = Integer.parseInt(sInteger);
if (iInteger>0) {
System.out.println(iInteger*2);
}
else if (iInteger<0) {
System.out.println(iInteger+1);
}
else {
System.out.println(0);
}
}
}