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// program id : 28 // readline from tmp.txt and print import java.io.*; public class j0608 { public static void main (String args[]) throws IOException { int i = 1; String b; FileReader fin = new FileReader("data.txt"); BufferedReader bin = new BufferedReader(fin); // System.out.println(i = 1); // output is 1 // System.out.println(b = bin.readLine()); // is ok while ((b = bin.readLine()) != null) { System.out.println(i + " : " +b); i = i + 1; } System.out.println(b = bin.readLine()); // null fin.close(); } } |