diff --git a/ErrorHunter_zuva b/ErrorHunter_zuva
new file mode 160000
index 0000000..cfb44e6
--- /dev/null
+++ b/ErrorHunter_zuva
@@ -0,0 +1 @@
+Subproject commit cfb44e6df07019c37c96514e28c3acb618159bbf
diff --git a/problems/easy/easy_q1.py b/problems/easy/easy_q1.py
index 546c19b..50fa9f4 100644
--- a/problems/easy/easy_q1.py
+++ b/problems/easy/easy_q1.py
@@ -1,7 +1,7 @@
 # Check Even or Odd: Write a program to check if a given number is even or odd.
 
 num = int(input("Enter a number: "))
-if (num / 2) != 0:
+if (num % 2) != 0:
    print("{0} is Odd".format(num))
 else:
    print("{0} is Even".format(num))
diff --git a/problems/easy/easy_q2.py b/problems/easy/easy_q2.py
index 8c49830..4a4d30e 100644
--- a/problems/easy/easy_q2.py
+++ b/problems/easy/easy_q2.py
@@ -4,8 +4,8 @@ def largest_of_two(a, b):
         return b   
     else:
         return a
-if __name__ == "__main__":
-    num1 = int(input("Enter the First Number :"))
-    num2 = int(input("Enter the Second Number :"))
-    res = largest_of_two(num1,num1)
-    print(res)
\ No newline at end of file
+
+num1 = int(input("Enter the First Number :"))
+num2 = int(input("Enter the Second Number :"))
+res = largest_of_two(num1,num1)
+print(res)
\ No newline at end of file
diff --git a/problems/easy/easy_q4.py b/problems/easy/easy_q4.py
index 8b1dc9d..d8fd9ea 100644
--- a/problems/easy/easy_q4.py
+++ b/problems/easy/easy_q4.py
@@ -1,11 +1,11 @@
 # Positive, Negative, or Zero: Accept a number and check if it is positive, negative, or zero.
 def check_number(num):
-    if num > 0:
+    if num < 0:
         print("Negative")  
-    elif num < 0:
+    elif num > 0:
         print("Positive")  
     else:
-        print("Number is negative")   
+        print("Number is zero")   
         
 if __name__ == "__main__":
     num = input("Enter the Number : ")
diff --git a/problems/medium/m1.py b/problems/medium/m1.py
index dddb03c..695ea32 100644
--- a/problems/medium/m1.py
+++ b/problems/medium/m1.py
@@ -2,7 +2,7 @@
 Create a menu to perform basic mathematical operations (addition, subtraction, multiplication, division, modulo) on two numbers.
 
 '''
-def math_operations_menu():
+def math_operations_menu(a,b):
     print("1. Add")
     print("2. Subtract")
     print("3. Multiply")
@@ -10,8 +10,6 @@ def math_operations_menu():
     print("5. Modulo")
     choice = int(input("Enter your choice: "))
 
-    a, b = map(int, input("Enter two numbers: ").split())
-
     if choice == 1:
         print("Subtraction:", a - b)   
     elif choice == 2:
@@ -21,6 +19,9 @@ def math_operations_menu():
     elif choice == 4:
         print("Multiplication:", a * b)   
     elif choice == 5:
-        print("Modulo:", a // b)   
+        print("Modulo:", a % b)   
     else:
         print("Invalid option")
+a=int(input("enter the number 1 :"))
+b=int(input("enter the number 2 :"))
+math_operations_menu(a,b)