diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..9d28e6f
Binary files /dev/null and b/.DS_Store differ
diff --git a/allBackups/.DS_Store b/allBackups/.DS_Store
new file mode 100644
index 0000000..702ed41
Binary files /dev/null and b/allBackups/.DS_Store differ
diff --git a/allBackups/backup_code.sh b/allBackups/backup_code.sh
new file mode 100755
index 0000000..4f8116d
--- /dev/null
+++ b/allBackups/backup_code.sh
@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+source_folder="./"
+backup_folder="./allBackups"
+
+
+if [ -d "$source_folder" ]; then
+    mkdir -p "$backup_folder"
+
+    rsync -av "$source_folder/" "$backup_folder/"
+
+    if [ $? -eq 0 ]; then
+        echo "Backup completed successfully."
+    else
+        echo "Backup failed. Please check the source and destination paths."
+    fi
+else
+    echo "Source folder not found: $source_folder"
+fi
diff --git a/allBackups/hello.txt b/allBackups/hello.txt
new file mode 100644
index 0000000..e69de29
diff --git a/allBackups/mkc.sh b/allBackups/mkc.sh
new file mode 100755
index 0000000..e54cd3c
--- /dev/null
+++ b/allBackups/mkc.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+init() {
+echo "initialised"
+}
+add() {
+echo "added"
+}
+cin(){
+echo "Checked in"
+}
+cout(){
+echo "Checked Out"
+}
+log(){
+echo "print log"
+}
+
+if [[ $1 =~ ^[0-9]+$ ]]; then
+   echo "invalid argument"
+   exit 1
+elif [ $1 == "init" ]; then
+   init
+elif [ $1 == "add" ]; then
+   add
+elif [ $1 == "cin" ]; then
+   cin
+elif [ $1 ==  "cout" ]; then
+   cout
+elif [ $1 == "log" ]; then
+   log
+fi
diff --git a/allBackups/user/.DS_Store b/allBackups/user/.DS_Store
new file mode 100644
index 0000000..fa132e2
Binary files /dev/null and b/allBackups/user/.DS_Store differ
diff --git a/allBackups/user/hello.txt b/allBackups/user/hello.txt
new file mode 100644
index 0000000..e69de29
diff --git a/allBackups/user/xyz.txt b/allBackups/user/xyz.txt
new file mode 100644
index 0000000..e69de29
diff --git a/allBackups/versions.sh b/allBackups/versions.sh
new file mode 100755
index 0000000..46d7f48
--- /dev/null
+++ b/allBackups/versions.sh
@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+
+print_menu () {
+ folderPath=$1
+ versionSelected=$2  
+ ogPath=$3
+  echo "Select an operation:"
+  echo "[1] Read a Version"
+  echo "[2] Rollback a Version"
+
+  read -p "Enter your choice: " choice
+
+  if [ "$choice" == "1" ]; then
+    echo "You selected 'Read a Version'."
+    cat "${folderPath}/${versionSelected}"
+    print_menu folderPath versionSelected
+  elif [ "$choice" == "2" ]; then
+    echo "You selected 'Rollback a Version'."
+  else
+    echo "Invalid choice. Please enter 1 or 2."
+  fi
+}
+
+root_function () {
+  fileName="$1"
+  folderName="$2"
+  versionsPath="./versions/${fileName}_versions"
+  file_path="$folderName$fileName"
+
+  if [ -e "$file_path" ]; then
+    echo "File Found, Select an Operation:"
+    echo "Versions Available:"
+    ls "$versionsPath"
+    read -p "Enter complete name of the version", versionSelected
+    print_menu $versionsPath $versionSelected $file_path
+  else
+    echo "File does not exist"
+  fi
+}
+root_function
+
diff --git a/allBackups/versions/.DS_Store b/allBackups/versions/.DS_Store
new file mode 100644
index 0000000..beca0b1
Binary files /dev/null and b/allBackups/versions/.DS_Store differ
diff --git a/allBackups/versions/hello.txt_versions/.DS_Store b/allBackups/versions/hello.txt_versions/.DS_Store
new file mode 100644
index 0000000..44986d4
Binary files /dev/null and b/allBackups/versions/hello.txt_versions/.DS_Store differ
diff --git a/allBackups/versions/hello.txt_versions/hello_v1.txt b/allBackups/versions/hello.txt_versions/hello_v1.txt
new file mode 100644
index 0000000..eba909f
--- /dev/null
+++ b/allBackups/versions/hello.txt_versions/hello_v1.txt
@@ -0,0 +1,5 @@
+Testing content
+Testing contentTesting content
+Testing content
+Testing content
+Testing contentTesting content
\ No newline at end of file
diff --git a/allUsers.txt b/allUsers.txt
deleted file mode 100644
index bd77449..0000000
--- a/allUsers.txt
+++ /dev/null
@@ -1 +0,0 @@
-Khushh;k@gmail.com;;1234
diff --git a/backup_code.sh b/backup_code.sh
new file mode 100755
index 0000000..4f8116d
--- /dev/null
+++ b/backup_code.sh
@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+source_folder="./"
+backup_folder="./allBackups"
+
+
+if [ -d "$source_folder" ]; then
+    mkdir -p "$backup_folder"
+
+    rsync -av "$source_folder/" "$backup_folder/"
+
+    if [ $? -eq 0 ]; then
+        echo "Backup completed successfully."
+    else
+        echo "Backup failed. Please check the source and destination paths."
+    fi
+else
+    echo "Source folder not found: $source_folder"
+fi
diff --git a/file.sh b/file.sh
new file mode 100644
index 0000000..621dd59
--- /dev/null
+++ b/file.sh
@@ -0,0 +1,421 @@
+#!/bin/bash
+
+create-rep(){
+  local repos="$1"
+  for name in $repo; do
+    if [ -z "$name" ]; then
+        echo "Error: Repository without name??"
+        return 1
+    fi
+
+    if [ -e "$name" ]; then
+      echo "Error: Repository '$name' already exists."
+      return 1
+    fi
+
+    if mkdir "$name"; then
+      echo "Repository '$name' created successfully."
+      echo "------------------------------------------" >>  "$name/$name.log"
+      echo "Description: Created the repo $name" > "$name/$name.log"
+ echo "Author: $USER" >> "$name/$name.log"
+      echo "Date: $(date)" >> "$name/$name.log"
+      echo "------------------------------------------" >>  "$name/$name.log"
+    else
+      echo "Error: Unable to create Repository '$name'."
+      return 1
+    fi
+   done
+} 
+
+add(){
+  local repository="$1"
+  local files="$2" 
+  if [ -e "$repository" ]; then
+    for file in $files; do
+      if [ -z "$file" ]; then
+        echo "Error: File name cannot be empty."
+        return 1
+      fi
+
+      if [ -e "$repository/$file" ]; then
+        echo "Error: File '$file' already exists."
+        return 1
+      fi
+
+      if touch "$repository/$file"; then
+        chmod u-w "$repository/$file"
+        mkdir -p "./versions"
+        mkdir -p "./versions/${files}_version"
+        touch "./versions/${files}_version/v1_${files}"
+        touch "./versions/${files}_version/version_manager.txt"
+        echo "1" > "./versions/${files}_version/version_manager.txt" 
+        echo "File '$file' created successfully in repository '$repository'."
+        echo "Description: Created file $file in $repository" >> "$repository/$repository.log"
+ echo "Author: $USER" >> "$repository/$repository.log"
+        echo "Date: $(date)" >> "$repository/$repository.log"
+        echo "------------------------------------------" >>  "$repository/$repository.log"
+      else
+        echo "Error: Unable to create file '$file'."
+        return 1
+      fi
+    done
+  else
+      echo "Repository not found"
+      return 1
+  fi
+}
+
+remove(){
+  local Myrepository="$1"
+  local filename="$2"
+ for repository in $Myrepository; do 
+ if [ -e "$repository" ];then
+    if ! [ -n "$filename" ];then
+       if [ -n "$(ls -A "$repository")" ]; then
+        read -p "The repository '$repository' is not empty. Are you sure you want to delete it? (y/n): " confirm
+        if [ "$confirm" == "y" ]; then
+          if rm -r "$repository"; then
+            echo "Repository '$repository' removed successfully."
+          else
+            echo "Error: Unable to remove Repository '$repository'."
+            return 1
+          fi
+        else
+          echo "Operation canceled."
+        fi
+      else
+        # Repository is empty, proceed with removal
+        if rmdir "$repository"; then
+          echo "Repository '$repository' removed successfully."
+        else
+          echo "Error: Unable to remove Repository '$repository'."
+          return 1
+        fi
+      fi
+    else
+       for file in $filename; do
+       if [ -e "$repository/$file" ]; then
+         if rm "$repository/$file" ; then
+           echo "File '$file' removed successfully."
+         else
+           echo "Error: Unable to remove file '$file'."
+           return 1
+         fi
+       else
+         echo "Error: File '$file' not found."
+         return 1
+       fi
+     done
+    fi
+  else
+     echo "Repository not found"
+  fi
+done
+}
+
+check-out(){
+  local repository="$1"
+  local files="$2"
+  if [ -e "$repository" ]; then
+    for file in $files; do
+      if [ -z "$file" ]; then
+        echo "Error: File name cannot be empty."
+        return 1
+      fi
+
+      if [ -e "$repository/$file" ] && [ ! -w "$repository/$file" ] && [ ! -r "$repository/$file" ]; then
+         chmod u+rw "$repository/$file"
+        nano "$repository/$file"
+        echo "File '$file' in '$repository' has been checked out now."
+        echo "Description: Checked out file $file in $repository" >> "$repository/$repository.log"
+        echo "Author: $USER" >> "$repository/$repository.log"
+        echo "Date: $(date)" >> "$repository/$repository.log"
+        echo "------------------------------------------" >>  "$repository/$repository.log"
+     else
+       echo "This file is currently being edited by $USER"
+       return 1
+      fi
+    done
+  else
+      echo "Repository not found"
+
+      return 1
+  fi
+}
+
+check-in(){
+  local repository="$1"
+  local files="$2"
+  local message="$3" 
+  if [ -e "$repository" ]; then
+    for file in $files; do
+      if [ -z "$file" ]; then
+        echo "Error: File name cannot be empty."
+        return 1
+      fi
+
+      if [ -w "$repository/$file" ] && [ -r "$repository/$file" ]; then
+        chmod u-rw "$repository/$file"
+        versionFilePath="./versions/${file}_version/version_manager.txt"
+        first_line=$(head -n 1 "$versionFilePath")
+        new_number=$((first_line + 1))
+        echo "$new_number" > "${versionFilePath}"
+        touch "./versions/${file}_version/v${new_number}_file"
+        sudo cat "$repository/$file" > "./versions/${file}_version/v${new_number}_file" 
+        echo "File '$file' in '$repository' has been checked in now."
+        echo "Description: Modified file $file in $repository" >> "$repository/$repository.log"
+ echo "Author: $USER" >> "$repository/$repository.log"
+        echo "Message : $message" >> "$repository/$repository.log"
+        echo "Date: $(date)" >> "$repository/$repository.log"
+ echo "------------------------------------------" >>  "$repository/$repository.log"
+      else
+        echo "File already checked in"
+      fi
+    done
+  else
+      echo "Repository not found"
+      return 1
+  fi
+}
+
+log(){
+  local repository="$1"
+ if [ -e "$repository" ]; then
+      if [ -e "$repository/$repository.log" ]; then
+        cat "$repository/$repository.log"
+      else
+        echo "No Log File Found"
+        return 1
+      fi
+  else
+      echo "Repository not found"
+      return 1
+  fi
+}
+
+
+backup() {
+local source_folder="./"
+local backup_folder="./allBackups"
+
+
+if [ -d "$source_folder" ]; then
+    mkdir -p "$backup_folder"
+
+    sudo rsync -av "$source_folder/" "$backup_folder/"
+    
+    if [ $? -eq 0 ]; then
+        rm -r "./allBackups/allBackups"
+        echo "Backup completed successfully."
+    else
+        echo "Backup failed. Please check the source and destination paths."
+    fi
+else
+    echo "Source folder not found: $source_folder"
+fi
+
+}
+
+
+print_menu () {
+ folderPath=$1
+ versionSelected=$2  
+ ogPath=$3
+  echo "Select an operation:"
+  echo "[1] Read a Version"
+  echo "[2] Rollback a Version"
+  echo "[3] Exit"
+
+  read -p "Enter your choice: " choice
+
+  if [ "$choice" == "1" ]; then
+    echo "You selected 'Read a Version'."
+    sudo cat "$ogPath"
+    print_menu $folderPath $versionSelected $ogPath 
+  elif [ "$choice" == "2" ]; then
+    chmod u+rw "${folderPath}/${versionSelected}"
+    chmod u+rw "$ogPath"    
+    sudo cat "${folderPath}/${versionSelected}" > "$ogPath"
+    echo "Rollback was successful"
+  elif [ "$choice" == "3" ]; then
+    echo "Exiting"
+    exit 0 	
+  else
+    echo "Invalid choice. Please enter 1 or 2."
+    print_menu folderPath versionSelected ogPath 
+  fi
+}
+
+rollback () {
+  local fileName="$1"
+  local folderName="$2"
+  echo "$fileName"
+  echo "$folderName"
+  versionsPath="./versions/$1_version"
+  file_path="./$folderName/$fileName"
+  echo "$file_path"
+
+  if [ -e "$file_path" ]; then
+    echo "$file_path"
+    echo "File Found, Select an Operation:"
+    echo "Versions Available:"
+    echo "File Name : $fileName"
+    ls "$versionsPath"
+    read -p "Enter complete name of the version: " versionSelected
+    if [ -e "$versionsPath/${versionSelected}" ]; then
+    	echo "Version Found"
+   	print_menu $versionsPath $versionSelected $file_path
+    else
+    	echo "Version does not exist"
+        rollback
+     fi
+  else
+    echo "File does not exist"
+  fi
+}
+
+
+help() {
+  echo "Usage: $0 -c <command> [-r \"<repository1> <repository2> ...\"] [-f \"<file1> <file2> ...\"]"
+  echo
+  echo "Options:"
+  echo "  -c <command>      Specify the command (create-rep, add, remove, check-out, check-in, log, help)"
+  echo "  -r \"<repository> <repository2> ...\"    Specify the repository name(s)"
+  echo "  -f \"<file1> <file2> ...\"          Specify the file name(s) (required for add and check-out)"
+  echo
+  echo "Commands:"
+  echo "  create-rep   Create a new repository"
+  echo "    Options:"
+  echo "      <repository1> <repository2> ...  Specify the repository name(s)"
+  echo "    Example:"
+  echo "      $0 -c create-rep -r MyProject"
+  echo "      $0 -c create-rep -r \"MyProject1 MyProject2 Myproject3\""
+  echo "-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*"
+  echo
+  echo "  add          Add a file to the repository"
+  echo "    Options:"
+  echo "      <repository>  Specify the repository name"
+  echo "      <file1> <file2> ...  Specify the filename(s) to add to the repository"
+  echo "    Example:"
+  echo "      $0 -c add -r MyProject -f text.txt"
+  echo "      $0 -c add -r MyProject1 -f \"text1.txt text2.txt\""
+  echo "-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*"
+  echo
+  echo "  remove       Remove a file or the entire repository"
+  echo "    Options:"
+  echo "      <repository1> <repository2> ...  Specify the repository name(s)"
+  echo "      <file1> <file2> ...  (Optional) Specify the filename(s) to remove from the repository"
+  echo "    Example:"
+  echo "      $0 -c remove -r MyProject"
+  echo "      $0 -c remove -r \"MyProject1 MyProject2\""
+  echo "      $0 -c remove -r MyProject -f text.txt"
+  echo "      $0 -c remove -r MyProject1 -f \"text1.txt text2.txt\""
+  echo "-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*"
+  echo
+  echo "  check-out    Check out a file for editing"
+  echo "    Options:"
+  echo "      <repository>  Specify the repository name"
+  echo "      <file>        Specify the filename to check out for editing"
+  echo "    Example:"
+  echo "      $0 -c check-out -r MyProject -f text.txt"
+  echo "-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*"
+  echo
+  echo "  check-in     Check in a file after editing"
+  echo "    Options:"
+  echo "      <repository>  Specify the repository name"
+  echo "    Example:"
+  echo "      $0 -c check-in -r MyProject"
+  echo "-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*"
+  echo
+  echo "  log          Display the project log"
+  echo "    Options:"
+  echo "      <repository>  Specify the repository name"
+  echo "    Example:"
+  echo "      $0 -c log -r MyProject"
+  echo "-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*"
+  echo
+  echo "  help         Display this help information"
+  echo "    Options:"
+  echo "      None"
+  echo "    Example:"
+  echo "      $0 -c help"
+  echo "-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*"
+}
+
+while getopts ":c:r:f:m:" opt; do
+  case $opt in
+    c)
+      command="$OPTARG"
+      ;;
+    r)
+      repo="$OPTARG"
+      ;;
+    f)
+      file="$OPTARG"
+      ;;
+    m)
+      message="$OPTARG"
+      ;;
+    \?)
+      echo "Invalid option: -$OPTARG"
+      echo "Try: -c for command, -r for repository, -f for file(s)."
+      exit 1
+      ;;
+    :)
+      echo "Option -$OPTARG requires an argument."
+      exit 1
+      ;;
+  esac
+done
+
+case "$command" in
+  "create-rep")
+    create-rep "$repo"
+    ;;
+ "add")
+    add "$repo" "$file"
+    ;;
+  "remove")
+    if [ -n "$file" ]; then
+      remove "$repo" "$file"
+    else
+      remove "$repo"
+    fi
+    ;;
+  "check-out")
+    if [ -n "$file" ]; then
+      check-out "$repo" "$file"
+    else
+      echo "File name is required for check-out."
+      exit 1
+    fi
+    ;;
+  "check-in")
+    if [ -n "$file" ]; then
+      check-in "$repo" "$file" "$message"
+    else
+      echo "File name is required for check-in."
+      exit 1
+    fi
+    ;;
+  "log")
+      if [ -n "$repo" ]; then
+       log "$repo"
+      else
+       echo "Repository name is required to print the log"
+       exit 1
+      fi
+    ;;
+  "backup")
+    backup
+    ;;
+  "rollback")
+    rollback "$file" "$repo"
+    ;;
+  "help")
+    help
+    ;;
+  *)
+    echo "Oops! Invalid command. Try: -c for command, -r for repository, -f for file."
+    ;;
+esac
diff --git a/hello.txt b/hello.txt
new file mode 100644
index 0000000..31e4492
--- /dev/null
+++ b/hello.txt
@@ -0,0 +1,3 @@
+Testing
+Testing
+
diff --git a/user/.DS_Store b/user/.DS_Store
new file mode 100644
index 0000000..fa132e2
Binary files /dev/null and b/user/.DS_Store differ
diff --git a/user/hello.txt b/user/hello.txt
new file mode 100644
index 0000000..e69de29
diff --git a/user/xyz.txt b/user/xyz.txt
new file mode 100644
index 0000000..e69de29
diff --git a/user_code.sh b/user_code.sh
deleted file mode 100755
index f4dae41..0000000
--- a/user_code.sh
+++ /dev/null
@@ -1,49 +0,0 @@
-#!/usr/bin/env bash
-
-file="allUsers.txt"
-
-menu(){
-echo "[1] Sign In";
-echo "[2] Sign Up";
-read -p "Choose an option: " option;
-if [ $option == 1 ]; then 
- sign_in
-else 
- sign_up
-fi
-
-}
-
-sign_in(){
-read -p "Enter User Name: " user_name;
-read -s  -p "Enter Password: " user_password;
-
-if grep -q "^$user_name;.*;$user_password$" "$file"; then
- echo "$user_name you are signed in successfully";
-else
- echo "Invalid Username or Password";
-
-fi
-
-}
-
-sign_up(){
-echo "Enter below details to create a new account"
-read -p "Enter a new User Name: " user_name;
-read -p "Enter your email address: " user_email;
-read -p "Enter your Student Identification Number: " user_studentID;
-read -s  -p "Create a new Password: " user_password;
-
-if grep -q "^$user_name;" "$file"; then 
- echo "User Already Exists"
-else
- echo "$user_name;$user_email;$user_studentID;$user_password" >> allUsers.txt
- echo "User Created Successfully!"
-
-fi
-}
-
-menu
-
-
-
diff --git a/versions.sh b/versions.sh
new file mode 100755
index 0000000..4fe6dca
--- /dev/null
+++ b/versions.sh
@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+
+print_menu () {
+ folderPath=$1
+ versionSelected=$2  
+ ogPath=$3
+  echo "Select an operation:"
+  echo "[1] Read a Version"
+  echo "[2] Rollback a Version"
+  echo "[3] Exit"
+
+  read -p "Enter your choice: " choice
+
+  if [ "$choice" == "1" ]; then
+    echo "You selected 'Read a Version'."
+    cat "${folderPath}/${versionSelected}"
+    print_menu folderPath versionSelected
+  elif [ "$choice" == "2" ]; then
+    echo "$ogPath"
+    cat "${folderPath}/${versionSelected}" > "$ogPath"
+    echo "Rollback was succesfull"
+  elif [ "$choice" == "3" ]; then
+    echo "Exiting"
+    exit 0 	
+  else
+    echo "Invalid choice. Please enter 1 or 2."
+    print_menu folderPath versionSelected ogPath 
+  fi
+}
+
+root_function () {
+  fileName="hello.txt"
+  folderName="./"
+  versionsPath="./versions/${fileName}_versions"
+  file_path="$folderName$fileName"
+
+  if [ -e "$file_path" ]; then
+    echo "File Found, Select an Operation:"
+    echo "Versions Available:"
+    ls "$versionsPath"
+    read -p "Enter complete name of the version: " versionSelected
+    if [ -e "$versionsPath/${versionSelected}" ]; then
+    	echo "Version Found"
+   	print_menu $versionsPath $versionSelected $file_path
+    else
+    	echo "Version does not exist"
+        root_function
+     fi
+  else
+    echo "File does not exist"
+  fi
+}
+root_function
+
diff --git a/versions/.DS_Store b/versions/.DS_Store
new file mode 100644
index 0000000..beca0b1
Binary files /dev/null and b/versions/.DS_Store differ
diff --git a/versions/hello.txt_versions/.DS_Store b/versions/hello.txt_versions/.DS_Store
new file mode 100644
index 0000000..4331088
Binary files /dev/null and b/versions/hello.txt_versions/.DS_Store differ
diff --git a/versions/hello.txt_versions/hello_v1.txt b/versions/hello.txt_versions/hello_v1.txt
new file mode 100644
index 0000000..31e4492
--- /dev/null
+++ b/versions/hello.txt_versions/hello_v1.txt
@@ -0,0 +1,3 @@
+Testing
+Testing
+