diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f68d109
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,29 @@
+### IntelliJ IDEA ###
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
\ No newline at end of file
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..31e1ebc
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..3007dae
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/h1.txt b/h1.txt
index b9c0d05..1b84a98 100644
--- a/h1.txt
+++ b/h1.txt
@@ -1,3 +1,4 @@
+ welcome to saumya
234e32
243
4
diff --git a/hello.txt b/hello.txt
index 6b480b0..75bfef7 100644
--- a/hello.txt
+++ b/hello.txt
@@ -1,4 +1,5 @@
Sandeep
+Rishav
Ch-sriram
11
2122
diff --git a/src/Main.java b/src/Main.java
new file mode 100644
index 0000000..69144b8
--- /dev/null
+++ b/src/Main.java
@@ -0,0 +1,17 @@
+import java.util.Arrays;
+import java.util.LinkedHashSet;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+//TIP To Run code, press or
+// click the icon in the gutter.
+public class Main {
+ public static void main(String[] args) {
+ //Remove all duplcate words from String
+ String s= "ABC DE ABC";
+
+ Set map= Arrays.stream(s.split(" ")).collect(Collectors.toCollection(LinkedHashSet::new));
+ System.out.println(map);
+
+ }
+}
\ No newline at end of file
diff --git a/src/Operation/Add b/src/Operation/Add
new file mode 100644
index 0000000..bec8a38
--- /dev/null
+++ b/src/Operation/Add
@@ -0,0 +1,5 @@
+Addition
+multiply
+devision
+newly added branch
+feat2
\ No newline at end of file
diff --git a/src/Operation/Add.java b/src/Operation/Add.java
new file mode 100644
index 0000000..e5ab553
--- /dev/null
+++ b/src/Operation/Add.java
@@ -0,0 +1,4 @@
+package Operation;
+
+public class Add {
+}
diff --git a/src/Operation/MultiPlication.java b/src/Operation/MultiPlication.java
new file mode 100644
index 0000000..377736c
--- /dev/null
+++ b/src/Operation/MultiPlication.java
@@ -0,0 +1,4 @@
+package Operation;
+
+public class MultiPlication {
+}
diff --git a/src/Operation/Multiply b/src/Operation/Multiply
new file mode 100644
index 0000000..696c1ca
--- /dev/null
+++ b/src/Operation/Multiply
@@ -0,0 +1,2 @@
+Multiply
+division
diff --git a/src/Operation/Subtract b/src/Operation/Subtract
new file mode 100644
index 0000000..7156804
--- /dev/null
+++ b/src/Operation/Subtract
@@ -0,0 +1 @@
+Subtraction
\ No newline at end of file
diff --git a/src/Operation/Subtract.java b/src/Operation/Subtract.java
new file mode 100644
index 0000000..b533c0b
--- /dev/null
+++ b/src/Operation/Subtract.java
@@ -0,0 +1,4 @@
+package Operation;
+
+public class Subtract {
+}
diff --git a/untitled.iml b/untitled.iml
new file mode 100644
index 0000000..c90834f
--- /dev/null
+++ b/untitled.iml
@@ -0,0 +1,11 @@
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file