diff --git a/1-Python Basics/1.0-basic.ipynb b/01-Python Basics/1.0-basic.ipynb
similarity index 100%
rename from 1-Python Basics/1.0-basic.ipynb
rename to 01-Python Basics/1.0-basic.ipynb
diff --git a/1-Python Basics/1.1-Variables.ipynb b/01-Python Basics/1.1-Variables.ipynb
similarity index 100%
rename from 1-Python Basics/1.1-Variables.ipynb
rename to 01-Python Basics/1.1-Variables.ipynb
diff --git a/1-Python Basics/1.2-Datatypes.ipynb b/01-Python Basics/1.2-Datatypes.ipynb
similarity index 100%
rename from 1-Python Basics/1.2-Datatypes.ipynb
rename to 01-Python Basics/1.2-Datatypes.ipynb
diff --git a/1-Python Basics/1.3-operators.ipynb b/01-Python Basics/1.3-operators.ipynb
similarity index 100%
rename from 1-Python Basics/1.3-operators.ipynb
rename to 01-Python Basics/1.3-operators.ipynb
diff --git a/1-Python Basics/test.py b/01-Python Basics/test.py
similarity index 92%
rename from 1-Python Basics/test.py
rename to 01-Python Basics/test.py
index ddacb850b..29c13ba81 100644
--- a/1-Python Basics/test.py	
+++ b/01-Python Basics/test.py	
@@ -1,10 +1,10 @@
-## this is single line comment
-'''
-this is a exmaple of multiline comments
-'''
-'''
-Welcome to the
-python course
-
-
+## this is single line comment
+'''
+this is a exmaple of multiline comments
+'''
+'''
+Welcome to the
+python course
+
+
 '''
\ No newline at end of file
diff --git a/2-Control Flow/Conditionalstatements.ipynb b/02-Control Flow/Conditionalstatements.ipynb
similarity index 100%
rename from 2-Control Flow/Conditionalstatements.ipynb
rename to 02-Control Flow/Conditionalstatements.ipynb
diff --git a/2-Control Flow/Loops.ipynb b/02-Control Flow/Loops.ipynb
similarity index 100%
rename from 2-Control Flow/Loops.ipynb
rename to 02-Control Flow/Loops.ipynb
diff --git a/3-Data Structures/3.1-Lists.ipynb b/03-Data Structures/3.1-Lists.ipynb
similarity index 100%
rename from 3-Data Structures/3.1-Lists.ipynb
rename to 03-Data Structures/3.1-Lists.ipynb
diff --git a/3-Data Structures/3.1.1-ListExamples.ipynb b/03-Data Structures/3.1.1-ListExamples.ipynb
similarity index 100%
rename from 3-Data Structures/3.1.1-ListExamples.ipynb
rename to 03-Data Structures/3.1.1-ListExamples.ipynb
diff --git a/3-Data Structures/3.2-Tuples.ipynb b/03-Data Structures/3.2-Tuples.ipynb
similarity index 100%
rename from 3-Data Structures/3.2-Tuples.ipynb
rename to 03-Data Structures/3.2-Tuples.ipynb
diff --git a/3-Data Structures/3.3-Sets.ipynb b/03-Data Structures/3.3-Sets.ipynb
similarity index 100%
rename from 3-Data Structures/3.3-Sets.ipynb
rename to 03-Data Structures/3.3-Sets.ipynb
diff --git a/3-Data Structures/3.4-Dictionaries.ipynb b/03-Data Structures/3.4-Dictionaries.ipynb
similarity index 100%
rename from 3-Data Structures/3.4-Dictionaries.ipynb
rename to 03-Data Structures/3.4-Dictionaries.ipynb
diff --git a/4-Functions/4.1-functions.ipynb b/04-Functions/4.1-functions.ipynb
similarity index 100%
rename from 4-Functions/4.1-functions.ipynb
rename to 04-Functions/4.1-functions.ipynb
diff --git a/4-Functions/4.2-examplesfunctions.ipynb b/04-Functions/4.2-examplesfunctions.ipynb
similarity index 100%
rename from 4-Functions/4.2-examplesfunctions.ipynb
rename to 04-Functions/4.2-examplesfunctions.ipynb
diff --git a/4-Functions/4.3-Lambda.ipynb b/04-Functions/4.3-Lambda.ipynb
similarity index 100%
rename from 4-Functions/4.3-Lambda.ipynb
rename to 04-Functions/4.3-Lambda.ipynb
diff --git a/4-Functions/4.4-Mapsfunction.ipynb b/04-Functions/4.4-Mapsfunction.ipynb
similarity index 100%
rename from 4-Functions/4.4-Mapsfunction.ipynb
rename to 04-Functions/4.4-Mapsfunction.ipynb
diff --git a/4-Functions/4.5-filterfunction.ipynb b/04-Functions/4.5-filterfunction.ipynb
similarity index 100%
rename from 4-Functions/4.5-filterfunction.ipynb
rename to 04-Functions/4.5-filterfunction.ipynb
diff --git a/4-Functions/sample.txt b/04-Functions/sample.txt
similarity index 97%
rename from 4-Functions/sample.txt
rename to 04-Functions/sample.txt
index b11e4637a..c4593c057 100644
--- a/4-Functions/sample.txt
+++ b/04-Functions/sample.txt
@@ -1,2 +1,2 @@
-Hello World How are you
+Hello World How are you
 My name is Krish KRish
\ No newline at end of file
diff --git a/5-Modules/5.1-import.ipynb b/05-Modules/5.1-import.ipynb
similarity index 100%
rename from 5-Modules/5.1-import.ipynb
rename to 05-Modules/5.1-import.ipynb
diff --git a/5-Modules/5.2-Standardlibrary.ipynb b/05-Modules/5.2-Standardlibrary.ipynb
similarity index 100%
rename from 5-Modules/5.2-Standardlibrary.ipynb
rename to 05-Modules/5.2-Standardlibrary.ipynb
diff --git a/5-Modules/destination.txt b/05-Modules/destination.txt
similarity index 96%
rename from 5-Modules/destination.txt
rename to 05-Modules/destination.txt
index 4250df824..97893a8f2 100644
--- a/5-Modules/destination.txt
+++ b/05-Modules/destination.txt
@@ -1,3 +1,3 @@
-Hello How are you?
-I am fine
+Hello How are you?
+I am fine
 Welcome to the course
\ No newline at end of file
diff --git a/5-Modules/example.csv b/05-Modules/example.csv
similarity index 90%
rename from 5-Modules/example.csv
rename to 05-Modules/example.csv
index 604afccc6..3e71977ef 100644
--- a/5-Modules/example.csv
+++ b/05-Modules/example.csv
@@ -1,2 +1,2 @@
-name,age
-Krish,32
+name,age
+Krish,32
diff --git a/5-Modules/package/__init__.py b/05-Modules/package/__init__.py
similarity index 98%
rename from 5-Modules/package/__init__.py
rename to 05-Modules/package/__init__.py
index 33da5add5..ce366a297 100644
--- a/5-Modules/package/__init__.py
+++ b/05-Modules/package/__init__.py
@@ -1,3 +1,3 @@
-'''__init__.py is a special file used in Python to define
- packages and initialize their namespaces
+'''__init__.py is a special file used in Python to define
+ packages and initialize their namespaces
  '''
\ No newline at end of file
diff --git a/5-Modules/package/__pycache__/__init__.cpython-312.pyc b/05-Modules/package/__pycache__/__init__.cpython-312.pyc
similarity index 100%
rename from 5-Modules/package/__pycache__/__init__.cpython-312.pyc
rename to 05-Modules/package/__pycache__/__init__.cpython-312.pyc
diff --git a/5-Modules/package/__pycache__/maths.cpython-312.pyc b/05-Modules/package/__pycache__/maths.cpython-312.pyc
similarity index 100%
rename from 5-Modules/package/__pycache__/maths.cpython-312.pyc
rename to 05-Modules/package/__pycache__/maths.cpython-312.pyc
diff --git a/5-Modules/package/maths.py b/05-Modules/package/maths.py
similarity index 92%
rename from 5-Modules/package/maths.py
rename to 05-Modules/package/maths.py
index 84f5a925d..db9d816fb 100644
--- a/5-Modules/package/maths.py
+++ b/05-Modules/package/maths.py
@@ -1,6 +1,6 @@
-def addition(a,b):
-    return a+b
-
-def substraction(a,b):
-    return a-b
-
+def addition(a,b):
+    return a+b
+
+def substraction(a,b):
+    return a-b
+
diff --git a/5-Modules/package/subpackages/__init__.py b/05-Modules/package/subpackages/__init__.py
similarity index 100%
rename from 5-Modules/package/subpackages/__init__.py
rename to 05-Modules/package/subpackages/__init__.py
diff --git a/5-Modules/package/subpackages/__pycache__/__init__.cpython-312.pyc b/05-Modules/package/subpackages/__pycache__/__init__.cpython-312.pyc
similarity index 100%
rename from 5-Modules/package/subpackages/__pycache__/__init__.cpython-312.pyc
rename to 05-Modules/package/subpackages/__pycache__/__init__.cpython-312.pyc
diff --git a/5-Modules/package/subpackages/__pycache__/mult.cpython-312.pyc b/05-Modules/package/subpackages/__pycache__/mult.cpython-312.pyc
similarity index 100%
rename from 5-Modules/package/subpackages/__pycache__/mult.cpython-312.pyc
rename to 05-Modules/package/subpackages/__pycache__/mult.cpython-312.pyc
diff --git a/5-Modules/package/subpackages/mult.py b/05-Modules/package/subpackages/mult.py
similarity index 97%
rename from 5-Modules/package/subpackages/mult.py
rename to 05-Modules/package/subpackages/mult.py
index a346e4121..974a6d3ee 100644
--- a/5-Modules/package/subpackages/mult.py
+++ b/05-Modules/package/subpackages/mult.py
@@ -1,2 +1,2 @@
-def multiply(a,b):
+def multiply(a,b):
     return a*b
\ No newline at end of file
diff --git a/5-Modules/source.txt b/05-Modules/source.txt
similarity index 96%
rename from 5-Modules/source.txt
rename to 05-Modules/source.txt
index 4250df824..97893a8f2 100644
--- a/5-Modules/source.txt
+++ b/05-Modules/source.txt
@@ -1,3 +1,3 @@
-Hello How are you?
-I am fine
+Hello How are you?
+I am fine
 Welcome to the course
\ No newline at end of file
diff --git a/5-Modules/test.py b/05-Modules/test.py
similarity index 96%
rename from 5-Modules/test.py
rename to 05-Modules/test.py
index 29caaeda0..d06fae8d3 100644
--- a/5-Modules/test.py
+++ b/05-Modules/test.py
@@ -1,6 +1,6 @@
-from package.maths import *
-from package.subpackages.mult import multiply
-
-print(addition(2,3))
-print(substraction(4,3))
+from package.maths import *
+from package.subpackages.mult import multiply
+
+print(addition(2,3))
+print(substraction(4,3))
 print(multiply(4,5))
\ No newline at end of file
diff --git a/6-File Handling/6.1-fileoperation.ipynb b/06-File Handling/6.1-fileoperation.ipynb
similarity index 100%
rename from 6-File Handling/6.1-fileoperation.ipynb
rename to 06-File Handling/6.1-fileoperation.ipynb
diff --git a/6-File Handling/6.2-filepath.ipynb b/06-File Handling/6.2-filepath.ipynb
similarity index 100%
rename from 6-File Handling/6.2-filepath.ipynb
rename to 06-File Handling/6.2-filepath.ipynb
diff --git a/6-File Handling/destination.txt b/06-File Handling/destination.txt
similarity index 96%
rename from 6-File Handling/destination.txt
rename to 06-File Handling/destination.txt
index 64c83ee43..de8ddd884 100644
--- a/6-File Handling/destination.txt	
+++ b/06-File Handling/destination.txt	
@@ -1,6 +1,6 @@
-Hello World!
-this is a new line.Append operation taking place!Append operation taking place!
-Append operation taking place!
-First line 
-Seocnd line 
-Third line
+Hello World!
+this is a new line.Append operation taking place!Append operation taking place!
+Append operation taking place!
+First line 
+Seocnd line 
+Third line
diff --git a/6-File Handling/example.bin b/06-File Handling/example.bin
similarity index 100%
rename from 6-File Handling/example.bin
rename to 06-File Handling/example.bin
diff --git a/6-File Handling/example.txt b/06-File Handling/example.txt
similarity index 94%
rename from 6-File Handling/example.txt
rename to 06-File Handling/example.txt
index f6de46ab3..63ed10ec3 100644
--- a/6-File Handling/example.txt	
+++ b/06-File Handling/example.txt	
@@ -1,2 +1,2 @@
-Hello world
-This is a new line 
+Hello world
+This is a new line 
diff --git a/7-Exception Handling/7.1-exception.ipynb b/07-Exception Handling/7.1-exception.ipynb
similarity index 100%
rename from 7-Exception Handling/7.1-exception.ipynb
rename to 07-Exception Handling/7.1-exception.ipynb
diff --git a/7-Exception Handling/example1.txt b/07-Exception Handling/example1.txt
similarity index 100%
rename from 7-Exception Handling/example1.txt
rename to 07-Exception Handling/example1.txt
diff --git a/8-Class And Objects/8.1-oops.ipynb b/08-Class And Objects/8.1-oops.ipynb
similarity index 100%
rename from 8-Class And Objects/8.1-oops.ipynb
rename to 08-Class And Objects/8.1-oops.ipynb
diff --git a/8-Class And Objects/8.2-inheritance.ipynb b/08-Class And Objects/8.2-inheritance.ipynb
similarity index 100%
rename from 8-Class And Objects/8.2-inheritance.ipynb
rename to 08-Class And Objects/8.2-inheritance.ipynb
diff --git a/8-Class And Objects/8.3-Polymorphism.ipynb b/08-Class And Objects/8.3-Polymorphism.ipynb
similarity index 100%
rename from 8-Class And Objects/8.3-Polymorphism.ipynb
rename to 08-Class And Objects/8.3-Polymorphism.ipynb
diff --git a/8-Class And Objects/8.4-Encapsulation.ipynb b/08-Class And Objects/8.4-Encapsulation.ipynb
similarity index 100%
rename from 8-Class And Objects/8.4-Encapsulation.ipynb
rename to 08-Class And Objects/8.4-Encapsulation.ipynb
diff --git a/8-Class And Objects/8.5-Abstraction.ipynb b/08-Class And Objects/8.5-Abstraction.ipynb
similarity index 100%
rename from 8-Class And Objects/8.5-Abstraction.ipynb
rename to 08-Class And Objects/8.5-Abstraction.ipynb
diff --git a/8-Class And Objects/8.6-magicmethods.ipynb b/08-Class And Objects/8.6-magicmethods.ipynb
similarity index 100%
rename from 8-Class And Objects/8.6-magicmethods.ipynb
rename to 08-Class And Objects/8.6-magicmethods.ipynb
diff --git a/8-Class And Objects/8.7-OperatorOverloading.ipynb b/08-Class And Objects/8.7-OperatorOverloading.ipynb
similarity index 100%
rename from 8-Class And Objects/8.7-OperatorOverloading.ipynb
rename to 08-Class And Objects/8.7-OperatorOverloading.ipynb
diff --git a/9-Advance Python Concepts/9.1-Iterators.ipynb b/09-Advance Python Concepts/9.1-Iterators.ipynb
similarity index 100%
rename from 9-Advance Python Concepts/9.1-Iterators.ipynb
rename to 09-Advance Python Concepts/9.1-Iterators.ipynb
diff --git a/9-Advance Python Concepts/9.2-Generators.ipynb b/09-Advance Python Concepts/9.2-Generators.ipynb
similarity index 100%
rename from 9-Advance Python Concepts/9.2-Generators.ipynb
rename to 09-Advance Python Concepts/9.2-Generators.ipynb
diff --git a/9-Advance Python Concepts/9.3-Decorators.ipynb b/09-Advance Python Concepts/9.3-Decorators.ipynb
similarity index 100%
rename from 9-Advance Python Concepts/9.3-Decorators.ipynb
rename to 09-Advance Python Concepts/9.3-Decorators.ipynb
diff --git a/9-Advance Python Concepts/large_file.txt b/09-Advance Python Concepts/large_file.txt
similarity index 99%
rename from 9-Advance Python Concepts/large_file.txt
rename to 09-Advance Python Concepts/large_file.txt
index 61a2c3cc6..d8d2357e7 100644
--- a/9-Advance Python Concepts/large_file.txt	
+++ b/09-Advance Python Concepts/large_file.txt	
@@ -1,13 +1,13 @@
-Smt. Droupadi Murmu was sworn in as the 15th President of India on 25 July, 2022. Previously, she was the Governor of Jharkhand from 2015 to 2021. She has devoted her life to empowering the downtrodden and the marginalised sections and deepening the democratic values.
-
-Early Life and Education
-
-Born in a Santhali tribal family on 20 June, 1958 at Uparbeda village, Mayurbhanj, Odisha, Smt. Murmu’s early life was marked by hardships and struggle. On completion of primary education from the village school, she went to Bhubaneswar on her own initiative to continue her studies. She earned the degree of Bachelor of Arts from Ramadevi Women’s College, Bhubaneswar and became the first woman from her village to receive college education.
-
-Professional Career
-
-From 1979 to 1983, Smt. Murmu served as a Junior Assistant in the Irrigation and Power Department, Government of Odisha. Later, she served as an honorary teacher at Sri Aurobindo Integral Education Centre, Rairangpur, from 1994 to 1997.
-
-Public Life
-
+Smt. Droupadi Murmu was sworn in as the 15th President of India on 25 July, 2022. Previously, she was the Governor of Jharkhand from 2015 to 2021. She has devoted her life to empowering the downtrodden and the marginalised sections and deepening the democratic values.
+
+Early Life and Education
+
+Born in a Santhali tribal family on 20 June, 1958 at Uparbeda village, Mayurbhanj, Odisha, Smt. Murmu’s early life was marked by hardships and struggle. On completion of primary education from the village school, she went to Bhubaneswar on her own initiative to continue her studies. She earned the degree of Bachelor of Arts from Ramadevi Women’s College, Bhubaneswar and became the first woman from her village to receive college education.
+
+Professional Career
+
+From 1979 to 1983, Smt. Murmu served as a Junior Assistant in the Irrigation and Power Department, Government of Odisha. Later, she served as an honorary teacher at Sri Aurobindo Integral Education Centre, Rairangpur, from 1994 to 1997.
+
+Public Life
+
 In 2000, Smt. Murmu was elected from the Rairangpur constituency as a Member of the Legislative Assembly of Odisha and continued to hold the post till 2009, serving two terms. During this period, she served as Minister of State (Independent Charge), Department of Commerce and Transport in the Government of Odisha from March 6, 2000 to August 6, 2002 and as Minister of State (Independent Charge), Department of Fisheries and Animal Resources Development, Government of Odisha from Augu
\ No newline at end of file