diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d714c4c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+**/ .vscode
+
diff --git a/.vscode/configurationCache.log b/.vscode/configurationCache.log
new file mode 100644
index 0000000..bab9054
--- /dev/null
+++ b/.vscode/configurationCache.log
@@ -0,0 +1 @@
+{"buildTargets":[],"launchTargets":[],"customConfigurationProvider":{"workspaceBrowse":{"browsePath":[],"compilerArgs":[]},"fileIndex":[]}}
\ No newline at end of file
diff --git a/.vscode/dryrun.log b/.vscode/dryrun.log
new file mode 100644
index 0000000..d052f75
--- /dev/null
+++ b/.vscode/dryrun.log
@@ -0,0 +1,6 @@
+make --dry-run --always-make --keep-going --print-directory
+make: Entering directory '/home/abhishek/Desktop/DSA'
+make: Leaving directory '/home/abhishek/Desktop/DSA'
+ 
+make: *** No targets specified and no makefile found.  Stop.
+
diff --git a/.vscode/targets.log b/.vscode/targets.log
new file mode 100644
index 0000000..a6787e9
--- /dev/null
+++ b/.vscode/targets.log
@@ -0,0 +1,328 @@
+make all --print-data-base --no-builtin-variables --no-builtin-rules --question
+make: *** No rule to make target 'all'.  Stop.
+
+# GNU Make 4.2.1
+# Built for x86_64-pc-linux-gnu
+# Copyright (C) 1988-2016 Free Software Foundation, Inc.
+# License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
+# This is free software: you are free to change and redistribute it.
+# There is NO WARRANTY, to the extent permitted by law.
+
+# Make data base, printed on Thu Jul  7 14:59:34 2022
+
+# Variables
+
+# 'override' directive
+GNUMAKEFLAGS := 
+# automatic
+<D = $(patsubst %/,%,$(dir $<))
+# automatic
+?F = $(notdir $?)
+# environment
+DESKTOP_SESSION = ubuntu
+# default
+.SHELLFLAGS := -c
+# environment
+XDG_SESSION_CLASS = user
+# environment
+SNAP_COMMON = /var/snap/code/common
+# environment
+XDG_SESSION_TYPE = x11
+# environment
+VSCODE_LOG_NATIVE = false
+# automatic
+?D = $(patsubst %/,%,$(dir $?))
+# environment
+IM_CONFIG_PHASE = 1
+# automatic
+@D = $(patsubst %/,%,$(dir $@))
+# environment
+XAUTHORITY = /run/user/1000/gdm/Xauthority
+# environment
+GDMSESSION = ubuntu
+# environment
+XMODIFIERS = @im=ibus
+# makefile
+CURDIR := /home/abhishek/Desktop/DSA
+# makefile
+SHELL = /bin/sh
+# environment
+SNAP_DATA = /var/snap/code/99
+# environment
+VSCODE_NLS_CONFIG = {"locale":"en-gb","availableLanguages":{},"_languagePackSupport":true}
+# environment
+JOURNAL_STREAM = 8:54319
+# environment
+XDG_CONFIG_DIRS = /etc/xdg/xdg-ubuntu:/etc/xdg
+# environment
+SNAP_INSTANCE_NAME = code
+# environment
+SNAP_ARCH = amd64
+# makefile
+MAKEFILE_LIST := 
+# automatic
+@F = $(notdir $@)
+# environment
+GIO_LAUNCHED_DESKTOP_FILE = /var/lib/snapd/desktop/applications/code_code.desktop
+# environment
+USERNAME = abhishek
+# environment
+XDG_DATA_DIRS = /usr/share/ubuntu:/usr/local/share/:/usr/share/:/var/lib/snapd/desktop
+# environment
+DBUS_SESSION_BUS_ADDRESS = unix:path=/run/user/1000/bus,guid=ad8996a221cfa2fdf6037f9662c69e64
+# environment
+VSCODE_VERBOSE_LOGGING = true
+# environment
+_ = /snap/code/99/usr/share/code/code
+# environment
+MANAGERPID = 40796
+# environment
+LESSOPEN = | /usr/bin/lesspipe %s
+# environment
+VSCODE_CWD = /home/abhishek
+# environment
+GSETTINGS_SCHEMA_DIR = /snap/code/99/usr/share/glib-2.0/schemas
+# default
+MAKE_HOST := x86_64-pc-linux-gnu
+# environment
+PATH = /home/abhishek/.local/bin:/home/abhishek/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin
+# environment
+GPG_AGENT_INFO = /run/user/1000/gnupg/S.gpg-agent:0:1
+# environment
+SESSION_MANAGER = local/abhishek-HP-Laptop-15-da0xxx:@/tmp/.ICE-unix/41420,unix/abhishek-HP-Laptop-15-da0xxx:/tmp/.ICE-unix/41420
+# environment
+XDG_RUNTIME_DIR = /run/user/1000
+# environment
+GDK_PIXBUF_MODULE_FILE = /home/abhishek/snap/code/common/.cache/gdk-pixbuf-loaders.cache
+# environment
+SNAP = /snap/code/99
+# environment
+SNAP_VERSION = 30d9c6cd
+# environment
+XDG_MENU_PREFIX = gnome-
+# environment
+VSCODE_LOG_STACK = false
+# environment
+DISABLE_WAYLAND = 1
+# environment
+ELECTRON_RUN_AS_NODE = 1
+# environment
+INVOCATION_ID = 68a5d97702e7487f90141c5011993f0c
+# environment
+GDK_PIXBUF_MODULEDIR = /snap/code/99/usr/lib/x86_64-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders
+# default
+.FEATURES := target-specific order-only second-expansion else-if shortest-stem undefine oneshell archives jobserver output-sync check-symlink load
+# environment
+LS_COLORS = 
+# environment
+XDG_SESSION_DESKTOP = ubuntu
+# environment
+SSH_AUTH_SOCK = /run/user/1000/keyring/ssh
+# environment
+GIO_LAUNCHED_DESKTOP_FILE_PID = 46545
+# automatic
+%F = $(notdir $%)
+# environment
+DISPLAY = :0
+# environment
+VSCODE_PIPE_LOGGING = true
+# environment
+SNAP_INSTANCE_KEY = 
+# environment
+PWD = /home/abhishek/Desktop/DSA
+# default
+.LOADED := 
+# environment
+SSH_AGENT_PID = 40978
+# environment
+ORIGINAL_XDG_CURRENT_DESKTOP = ubuntu:GNOME
+# environment
+GTK_MODULES = gail:atk-bridge
+# environment
+VSCODE_AMD_ENTRYPOINT = vs/workbench/api/node/extensionHostProcess
+# environment
+HOME = /home/abhishek
+# environment
+LESSCLOSE = /usr/bin/lesspipe %s %s
+# environment
+VSCODE_CLI = 1
+# environment
+VSCODE_CODE_CACHE_PATH = /home/abhishek/.config/Code/CachedData/30d9c6cd9483b2cc586687151bcbcd635f373630
+# environment
+LOGNAME = abhishek
+# environment
+APPLICATION_INSIGHTS_NO_DIAGNOSTIC_CHANNEL = true
+# environment
+SNAP_LIBRARY_PATH = /var/lib/snapd/lib/gl:/var/lib/snapd/lib/gl32:/var/lib/snapd/void
+# environment
+SNAP_CONTEXT = W9rjmHM7wJksYYf0VDsquWd6grDRKI0Ap1eqbvoBN6XC8KvmYyYz
+# environment
+ELECTRON_NO_ATTACH_CONSOLE = 1
+# environment
+SNAP_USER_COMMON = /home/abhishek/snap/code/common
+# environment
+VSCODE_HANDLES_UNCAUGHT_ERRORS = true
+# environment
+GNOME_DESKTOP_SESSION_ID = this-is-deprecated
+# automatic
+^D = $(patsubst %/,%,$(dir $^))
+# environment
+MAKELEVEL := 0
+# environment
+SNAP_REAL_HOME = /home/abhishek
+# default
+MAKE = $(MAKE_COMMAND)
+# default
+MAKECMDGOALS := all
+# environment
+QT_IM_MODULE = ibus
+# environment
+SNAP_USER_DATA = /home/abhishek/snap/code/99
+# environment
+SHLVL = 0
+# environment
+GNOME_SHELL_SESSION_MODE = ubuntu
+# environment
+VSCODE_IPC_HOOK_EXTHOST = /run/user/1000/vscode-ipc-97aeb10c-0f3f-49dd-8e65-3b069f67e1fd.sock
+# default
+MAKE_VERSION := 4.2.1
+# environment
+USER = abhishek
+# environment
+SNAP_REVISION = 99
+ 
+# makefile
+.DEFAULT_GOAL := 
+# environment
+XDG_CURRENT_DESKTOP = Unity
+# automatic
+%D = $(patsubst %/,%,$(dir $%))
+# default
+MAKE_COMMAND := make
+# default
+.VARIABLES := 
+# automatic
+*F = $(notdir $*)
+# environment
+LANGUAGE = en_IN:en
+# environment
+VSCODE_IPC_HOOK = /run/user/1000/vscode-d6cc172f-1.68.1-main.sock
+# environment
+BAMF_DESKTOP_FILE_HINT = /var/lib/snapd/desktop/applications/code_code.desktop
+# makefile
+MAKEFLAGS = pqrR
+# environment
+MFLAGS = -pqrR
+# automatic
+*D = $(patsubst %/,%,$(dir $*))
+# automatic
++D = $(patsubst %/,%,$(dir $+))
+# environment
+GDK_BACKEND = x11
+# automatic
++F = $(notdir $+)
+# environment
+QT_ACCESSIBILITY = 1
+# default
+MAKEFILES := 
+# environment
+SNAP_COOKIE = W9rjmHM7wJksYYf0VDsquWd6grDRKI0Ap1eqbvoBN6XC8KvmYyYz
+# automatic
+<F = $(notdir $<)
+# environment
+SNAP_NAME = code
+# environment
+LC_ALL = C
+# environment
+DBUS_STARTER_BUS_TYPE = session
+# automatic
+^F = $(notdir $^)
+# default
+SUFFIXES := 
+# environment
+SNAP_REEXEC = 
+# environment
+CHROME_DESKTOP = code-url-handler.desktop
+# environment
+WINDOWPATH = 2
+# default
+.INCLUDE_DIRS = /usr/include /usr/local/include /usr/include
+# default
+.RECIPEPREFIX := 
+# environment
+LANG = C
+# environment
+VSCODE_PID = 46595
+# environment
+DBUS_STARTER_ADDRESS = unix:path=/run/user/1000/bus,guid=ad8996a221cfa2fdf6037f9662c69e64
+# variable set hash-table stats:
+# Load=121/1024=12%, Rehash=0, Collisions=18/143=13%
+
+# Pattern-specific Variable Values
+
+# No pattern-specific variable values.
+
+# Directories
+
+# . (device 2050, inode 47976101): 6 files, no impossibilities.
+
+# 6 files, no impossibilities in 1 directories.
+
+# Implicit Rules
+
+# No implicit rules.
+
+# Files
+
+# Not a target:
+all:
+#  Command line target.
+#  Implicit rule search has been done.
+#  File does not exist.
+#  File has not been updated.
+
+# Not a target:
+Makefile:
+#  Implicit rule search has been done.
+#  File does not exist.
+#  File has been updated.
+#  Failed to be updated.
+
+# Not a target:
+makefile:
+#  Implicit rule search has been done.
+#  File does not exist.
+#  File has been updated.
+#  Failed to be updated.
+
+# Not a target:
+.DEFAULT:
+#  Implicit rule search has not been done.
+#  Modification time never checked.
+#  File has not been updated.
+
+# Not a target:
+GNUmakefile:
+#  Implicit rule search has been done.
+#  File does not exist.
+#  File has been updated.
+#  Failed to be updated.
+
+# files hash-table stats:
+# Load=6/1024=1%, Rehash=0, Collisions=0/15=0%
+# VPATH Search Paths
+
+# No 'vpath' search paths.
+
+# No general ('VPATH' variable) search path.
+
+# strcache buffers: 1 (0) / strings = 14 / storage = 124 B / avg = 8 B
+# current buf: size = 8162 B / used = 124 B / count = 14 / avg = 8 B
+
+# strcache performance: lookups = 17 / hit rate = 17%
+# hash-table stats:
+# Load=14/8192=0%, Rehash=0, Collisions=1/17=6%
+# Finished Make data base on Thu Jul  7 14:59:34 2022
+ 
+
+ 
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
new file mode 100644
index 0000000..05054c5
--- /dev/null
+++ b/.vscode/tasks.json
@@ -0,0 +1,28 @@
+{
+    "tasks": [
+        {
+            "type": "cppbuild",
+            "label": "C/C++: g++ build active file",
+            "command": "/usr/bin/g++",
+            "args": [
+                "-fdiagnostics-color=always",
+                "-g",
+                "${file}",
+                "-o",
+                "${fileDirname}/${fileBasenameNoExtension}"
+            ],
+            "options": {
+                "cwd": "${fileDirname}"
+            },
+            "problemMatcher": [
+                "$gcc"
+            ],
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            },
+            "detail": "Task generated by Debugger."
+        }
+    ],
+    "version": "2.0.0"
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index 3de5e63..5def8c2 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,5 @@
-# DSA
\ No newline at end of file
+# DSA
+
+## Intro
+
+This repo consists of code explaining various datastructures and other concepts
\ No newline at end of file
diff --git a/helloWorld/main b/helloWorld/main
new file mode 100755
index 0000000..933021b
Binary files /dev/null and b/helloWorld/main differ
diff --git a/helloWorld/main.cpp b/helloWorld/main.cpp
new file mode 100644
index 0000000..8a633a7
--- /dev/null
+++ b/helloWorld/main.cpp
@@ -0,0 +1,6 @@
+#include <iostream>
+
+int main()
+{
+    std::cout << "helloWorld";
+}
\ No newline at end of file