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<blockquote data-quote="rclakmal" data-source="post: 5976127" data-attributes="member: 98858">Great machan !!! answer is Correct !!!! here is my answer [code]/*&nbsp;* To change this template, choose Tools | Templates&nbsp;* and open the template in the editor.&nbsp;*/package example1;import java.io.BufferedReader;import java.io.DataInputStream;import java.io.FileInputStream;import java.io.IOException;import java.io.InputStreamReader;/**&nbsp;*&nbsp;* @author Lakmal&nbsp;*/class Numbers {&nbsp; &nbsp; static String s = &quot;&quot;;&nbsp; &nbsp; static String s1 = &quot;&quot;;&nbsp; &nbsp; @SuppressWarnings(&quot;empty-statement&quot;)&nbsp; &nbsp; public static void main(String[] args) throws IOException {&nbsp; &nbsp; &nbsp; &nbsp; int MAX = 0;&nbsp; &nbsp; &nbsp; &nbsp; FileInputStream fis = new FileInputStream(&quot;lakmal.txt&quot;);&nbsp; &nbsp; &nbsp; &nbsp; DataInputStream dis = new DataInputStream(fis);&nbsp; &nbsp; &nbsp; &nbsp; BufferedReader bis = new BufferedReader(new InputStreamReader(dis));&nbsp; &nbsp; &nbsp; &nbsp; {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; while ((s = bis.readLine()) != null) {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; s1 = s1 + s;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; bis.close();&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; System.out.println(s1);&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; System.out.println(s1.charAt(0));&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; System.out.println(s1.charAt(s1.length() - 1));&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; for (int i = 0; i &lt; s1.length() - 4; i++) {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; int value = 1;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; for (int j = i; j &lt; i + 5; j++) {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; value *= Integer.parseInt(Character.toString(s1.charAt(j)));&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; if (value &gt; MAX) {&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; MAX = value;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; System.out.println(MAX);&nbsp; &nbsp; &nbsp; &nbsp; }&nbsp; &nbsp; }}[/code]I read that number from a file .that is &quot;lakmal.txt&quot; .........oki !!</blockquote>

[QUOTE="rclakmal, post: 5976127, member: 98858"] Great machan !!! answer is Correct !!!! here is my answer [code] /* * To change this template, choose Tools | Templates * and open the template in the editor. */ package example1; import java.io.BufferedReader; import java.io.DataInputStream; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStreamReader; /** * * @author Lakmal */ class Numbers { static String s = ""; static String s1 = ""; @SuppressWarnings("empty-statement") public static void main(String[] args) throws IOException { int MAX = 0; FileInputStream fis = new FileInputStream("lakmal.txt"); DataInputStream dis = new DataInputStream(fis); BufferedReader bis = new BufferedReader(new InputStreamReader(dis)); { while ((s = bis.readLine()) != null) { s1 = s1 + s; } bis.close(); System.out.println(s1); System.out.println(s1.charAt(0)); System.out.println(s1.charAt(s1.length() - 1)); for (int i = 0; i < s1.length() - 4; i++) { int value = 1; for (int j = i; j MAX) { MAX = value; } } System.out.println(MAX); } } } [/code] I read that number from a file .that is "lakmal.txt" .........oki !! [/QUOTE]

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