Merge pull request darpanjbora#9 from JD235/javprog

darpanjbora · web-flow · commit 325ae69eb29b · 2019-10-13T12:01:36.000+05:30
DuplicateLineElimination Prog in JAVA added :)
diff --git a/DuplicateLinesElimination/DuplicateElimination.java b/DuplicateLinesElimination/DuplicateElimination.java
@@ -0,0 +1,32 @@
+import java.io.*;
+class DuplicateElimination
+{
+	public static void main(String[] args) throws Exception
+	{
+		System.out.println("Removing Duplicate lines in file");
+		BufferedReader br1 = new BufferedReader(new FileReader("input.txt"));
+ 		PrintWriter pw = new PrintWriter("output.txt");
+		String line = br1.readLine(); 
+		while (line != null)
+		{
+			boolean available = false;
+			BufferedReader br2 = new BufferedReader( new FileReader("output.txt") );
+ 			String target = br2.readLine();
+			while (target != null)
+			{
+				if (line.equals(target) )
+				{
+					available = true;
+					 break;
+				}	
+				target = br2.readLine(); 
+			} 
+			if (available == false)
+			{
+				pw.println(line);
+				 pw.flush();
+			}
+			line = br1.readLine();
+		}
+	}
+}
diff --git a/DuplicateLinesElimination/input.txt b/DuplicateLinesElimination/input.txt
@@ -0,0 +1,6 @@
+Hello World..!!
+Hello World..!!
+Hello World..!!
+What's up :)
+What's up :)
+What's up :)
