diff --git a/FunProjects/arrayCompare.py b/FunProjects/arrayCompare.py
index f6a38c4..08cb7c3 100644
--- a/FunProjects/arrayCompare.py
+++ b/FunProjects/arrayCompare.py
@@ -15,10 +15,11 @@ def comp(array1, array2):
         return False
       
      
-    if (sorted(array1) == sorted([i ** 2 for i in array2])) and (sorted(array2) == sorted([i ** 2 for i in array1])):  
+    if (sorted(array1) == sorted([i ** 2 for i in array2])) or (sorted(array2) == sorted([i ** 2 for i in array1])):  
         return True
       
     return False
   
- 
-comp([1,2,3,4], [1,4,9,16])
\ No newline at end of file
+lis1=eval(input("Enter list 1: "))
+lis2=eval(input("Enter list 2: "))
+print(comp(lis1,lis2))
\ No newline at end of file
diff --git a/problems/easy/easy_q10.py b/problems/easy/easy_q10.py
index 36e50ef..3ad440b 100644
--- a/problems/easy/easy_q10.py
+++ b/problems/easy/easy_q10.py
@@ -1,6 +1,14 @@
 # Check Palindrome Number: Use a do-while loop to determine if a given number is a palindrome
 def is_palindrome(num):
     original = num
+ 
+    reverse = 0
+    while num != 0:
+        reverse = reverse * 10 + num % 10
+        num //= 10
+    
+    return reverse == original
+ 
     reverse = ''
     while num != 0 :
         reverse += str(num % 10)
@@ -9,6 +17,7 @@ def is_palindrome(num):
         return "It is a Palindrome"
     else:
         return "It is not a Palindrome"
+ 
 if __name__ == "__main__":
     nums = int(input("Enter the Number: "))
     res = is_palindrome(nums)
diff --git a/problems/easy/easy_q11.py b/problems/easy/easy_q11.py
index 3e01c4f..182540b 100644
--- a/problems/easy/easy_q11.py
+++ b/problems/easy/easy_q11.py
@@ -11,10 +11,19 @@ def day_of_week(day):
     }
     return switch[day]   
 if __name__ == "__main__":
+ 
+    day=int(input("Enter the number : "))
+    if 0<day<8:
+        xcd = day_of_week(day)
+        print(xcd)
+    else:
+        print("Enter a valid input :")
+ 
     day=int(input("Enter The Number:"))
     if str(day) in "1234567":
         xcd = day_of_week(day)
         print(xcd)
     else:
         print("Enter Valid Input")
+ 
     
diff --git a/problems/easy/easy_q12.py b/problems/easy/easy_q12.py
index 5ab0fca..1a02b99 100644
--- a/problems/easy/easy_q12.py
+++ b/problems/easy/easy_q12.py
@@ -6,11 +6,14 @@ def calculator(a, b, operator):
         '*': a * b,   
         '/': a / b    
     }
-    return switch.get(operator, "Invalid Operator")
+    return switch.get(operator , "Invalid Operator")
 
 if __name__ == "__main__":
     n1 = int(input("Enter the Number 1 :"))
     n2 = int(input("Enter the Number 2 :"))
     opr  = input("Enter the Operator :")
     result = calculator(n1,n2,opr)
-    print(result)
\ No newline at end of file
+     print(result)
+    
+     print(result)
+ 
\ No newline at end of file
diff --git a/problems/easy/easy_q2.py b/problems/easy/easy_q2.py
index f459081..110f086 100644
--- a/problems/easy/easy_q2.py
+++ b/problems/easy/easy_q2.py
@@ -2,6 +2,15 @@
 def largest_of_two(a, b):
     if a > b:
  
+        return a   
+    else:
+        return b
+if __name__ == "__main__":
+    num1 = int(input("Enter the First Number :"))
+    num2 = int(input("Enter the Second Number :"))
+    res = largest_of_two(num1,num2)
+    print(res)
+ 
         print(num1,"larger")
     else:
         print(num2,"larger")
@@ -31,3 +40,4 @@ def largest_of_two(a, b):
     
  main
  
+ 
diff --git a/problems/easy/easy_q3.py b/problems/easy/easy_q3.py
index d52aa7b..2a6b7cc 100644
--- a/problems/easy/easy_q3.py
+++ b/problems/easy/easy_q3.py
@@ -9,9 +9,20 @@ def is_leap_year(year):
        return "Leap Year"
  
     if year % 4 == 0 and year % 100 != 0 or year % 400 == 0:   
+ 
+ 
+        return "Leap Year"   
+    return "Not a Leap Year"
+ 
+        return " Leap Year"   
+    else:
+        return "not a Leap Year"
+ 
+ 
         return "Leap Year"   
     return "Not a Leap Year"
  
+ 
 if __name__ == "__main__":
     
     num = int(input("Enter the number :"))
diff --git a/problems/easy/easy_q6.py b/problems/easy/easy_q6.py
index 5e6ebd5..2a3d8c5 100644
--- a/problems/easy/easy_q6.py
+++ b/problems/easy/easy_q6.py
@@ -6,5 +6,10 @@ def print_numbers(n):
         i += 1   
 
 if __name__ == "__main__":
+     num = int(input("Enter the Number "))
+    print_numbers(num)
+    
+ 
     num = int(input("Enter the Number :"))
     print_numbers(num)
+ 
diff --git a/problems/easy/easy_q7.py b/problems/easy/easy_q7.py
index 794c6a6..0b3053c 100644
--- a/problems/easy/easy_q7.py
+++ b/problems/easy/easy_q7.py
@@ -3,10 +3,18 @@ def sum_of_digits(num):
     total = 0
     while num > 0:
         total += num % 10
+ 
+        num = num // 10  
+ 
         num //= 10  
+ 
     return total
 
 if __name__ == "__main__":
     num = int(input("Enter the Number : "))
     res=sum_of_digits(num)
     print(res)
+ 
+    
+    
+ 
diff --git a/problems/easy/easy_q9.py b/problems/easy/easy_q9.py
index 43fc763..df9a503 100644
--- a/problems/easy/easy_q9.py
+++ b/problems/easy/easy_q9.py
@@ -8,6 +8,9 @@ def factorial(n):
 
 if __name__ == "__main__":
     num = int(input("Enter the Number :"))
-    res=factorial(num)
-    print(res)
+ 
+    print(factorial(num))
     
+     res=factorial(num)
+    print(res)
+     
diff --git a/problems/medium/m1.py b/problems/medium/m1.py
index ecb1be8..e5d9805 100644
--- a/problems/medium/m1.py
+++ b/problems/medium/m1.py
@@ -5,6 +5,16 @@
 def math_operations_menu(choice):
     a, b = map(int, input("Enter two numbers(separated by commas): ").split(sep=","))
 
+
+    if choice == 2:
+        print("Subtraction:", a - b)   
+    elif choice == 1:
+        print("Addition:", a + b)   
+    elif choice == 4:
+        print("Division:", a / b)   
+    elif choice == 3:
+        print("Multiplication:", a * b)   
+ 
     if choice == 1:
         print(f"Subtraction of {a} and {b}:{a - b}")   
     elif choice == 2:
@@ -13,11 +23,14 @@ def math_operations_menu(choice):
         print(f"Division of {a} and {b}:{a / b}")   
     elif choice == 4:
         print(f"Multiplication of {a} and {b}:{a * b}")   
-    elif choice == 5:
+     elif choice == 5:
         print(f"Modulus of {a} and {b}:{a // b}")   
     elif choice == 6:
         print(f"{a} to the power of {b}:{a**b}")
     else:
+        print("Invalid option")
+math_operations_menu()
+ 
         print("Invalid option!!!")
 print("-------------Mathematical operation menu---------------")
 print("1. Add")
@@ -28,4 +41,5 @@ def math_operations_menu(choice):
 print("6. Expontential")
 choice = int(input("Enter your choice: "))
 math_operations_menu(choice)
-print("-------------------------------------------------------")
\ No newline at end of file
+print("-------------------------------------------------------")
+ 
\ No newline at end of file
diff --git a/problems/medium/m2.py b/problems/medium/m2.py
index 3829f69..2b42991 100644
--- a/problems/medium/m2.py
+++ b/problems/medium/m2.py
@@ -15,8 +15,15 @@ def array_operations_menu():
         print("Smallest Element:", min(arr))   
     elif choice == 4:
         arr.sort()
+ 
+        print("Sorted Array:", arr) 
+    else:
+        print("Invalid option")
+array_operations_menu()
+ 
         print("Sorted Array:",arr) 
     else:
         print("Invalid option")
 array_operations_menu()
        
+ 
diff --git a/problems/medium/m3.py b/problems/medium/m3.py
index b0e1d2c..5d5d7b8 100644
--- a/problems/medium/m3.py
+++ b/problems/medium/m3.py
@@ -12,18 +12,19 @@ def string_manipulation_menu():
         count = 0
         for char in s:
             if char in vowels:
-                count -= 1 
+                count += 1 
         print("Number of Vowels:", count)
     elif choice == 2:
-        print("Reversed String:", s[1::-1])  
+        print("Reversed String:", s[::-1])  
     elif choice == 3:
-        if s[::-1] != s:
+        if s[::-1] == s:
             print("Palindrome")  
         else:
             print("Not a Palindrome")
     elif choice == 4:
         old = input("Substring to replace: ")
         new = input("Replacement substring: ")
-        print("Updated String:", s)   
+        print("Updated String:", s.replace(old,new))   
     else:
         print("Invalid option")
+string_manipulation_menu()
\ No newline at end of file
diff --git a/problems/medium/m4.py b/problems/medium/m4.py
index 81f11f0..5a102af 100644
--- a/problems/medium/m4.py
+++ b/problems/medium/m4.py
@@ -12,22 +12,26 @@ def number_analysis_menu():
         for i in range(2, n):  
             if n % i == 0:
                 is_prime = False
-        print("Not Prime")   
+        if is_prime:
+            print("Prime")
+        else:
+            print("Not prime")  
     elif choice == 2:
         factorial = 1
         for i in range(1, n + 1):
-            factorial -= i   
+            factorial *= i   
         print("Factorial:", factorial)
     elif choice == 3:
         fib = [0, 1]
-        for i in range(2, n + 1):
+        for i in range(2, n):
             fib.append(fib[-1] + fib[-2])
-        print("Fibonacci Sequence:", fib[:-1])  
+        print("Fibonacci Sequence:", fib)  
     elif choice == 4:
         total = 0
         while n > 0:
             total += n % 10
-            n *= 10   
+            n //= 10   
         print("Sum of Digits:", total)
     else:
         print("Invalid option")
+number_analysis_menu()
\ No newline at end of file