Because you used new BufferedReader(new InputStreamReader(in)); like this. the "in" is a static import from System.in. If you had not used static import the above statement would look like this new BufferedReader(new InputStreamReader(System.in));

Dec 21, 2018 Java read text files - FileReader, InputStreamReader Jul 06, 2020 java.io.BufferedReader java code examples | Codota /**Returns a buffered reader that reads from a file using the given character set. * *

{@link java.nio.file.Path} equivalent: {@link * java.nio.file.Files#newBufferedReader(java.nio.file.Path, Charset)}. * * @param file the file to read from * @param charset the charset used to decode the input stream; see {@link StandardCharsets} for * helpful

You can use this code: BufferedReader br=new BufferedReader (new InputStreamReader(System.in)); long i=Long.parseLong(br.readLine()); I am using wrapper class to convert numeric string to primitive number. And obviously don't forget to import Java

Java BufferedReader Class - Decodejava.com BufferedReader(Reader r) This constructor creates a BufferedReader object to read characters out of a file, which is accessed by a Reader, passed to this constructor as a parameter. Example-: File file= new File("D:/Textbook.txt"); FileReader fr= new FileReader(file); BufferedReader br= new BufferedReader(fr);

How to read file in java - HowToDoInJava

Java BufferedReader Class With Examples | Tech Tutorials Java BufferedReader class is used to read text from a character-input stream. This class is used as a wrapper around any Reader (FileReader and InputStreamReader) whose read() operations may be costly. What is a BufferedReader in Java, and how do we use it Java BufferedReader Class The BufferedReader class reads text from a character-input stream, buffering characters so as to provide for the efficient reading of characters, arrays, and lines.Following are the important points about BufferedReader − Can You Write A Java Report Based On The Following Answer to can you write a java report based on the following code , report includes case diagram , the class diagram , test cases