diff --git a/Question1.py b/Question1.py
new file mode 100644
index 0000000..79a7d00
--- /dev/null
+++ b/Question1.py
@@ -0,0 +1,20 @@
+f=open("alphabet.txt","w")
+latters="a b c d e f g h i j k l m n o p q r s t u v w x y z"
+
+for i in range(26):
+    latterL=latters[2*i].lower()
+    latterU=latters[2*i].upper()
+    f.write(str(i+1)+"-"+latterL+"\n")
+    f.write(str(i+1)+"-"+latterU+"\n")
+    
+    
+    
+f.close()
+
+
+
+
+
+
+
+
diff --git a/Question2.py b/Question2.py
new file mode 100644
index 0000000..0a76e3f
--- /dev/null
+++ b/Question2.py
@@ -0,0 +1,7 @@
+latters="a b c d e f g h i j k l m n o p q r s t u v w x y z"
+
+for i in range(26):
+    filename=latters[i*2].upper()+".txt"
+    f=open(filename,"w")
+    f.close()
+    
\ No newline at end of file
diff --git a/Question3_LCM.py b/Question3_LCM.py
new file mode 100644
index 0000000..3e294e6
--- /dev/null
+++ b/Question3_LCM.py
@@ -0,0 +1,32 @@
+# num1=int(input("enter number 1: "))
+# num2=int(input("enter number 2: "))
+# num3=int(input("enter number 3: "))
+# num4=int(input("enter number 4: "))
+
+# num1=4
+# num2=5
+# num3=6
+# num4=7
+import math
+
+
+def inputNum(i):
+    while(True):
+        try:
+            num=int(input(f"enter number {i}: "))
+            return num
+        except KeyboardInterrupt:
+            return
+        except:
+            print("please enter a valid number")
+
+numbers=[]
+for i in range(1,5):
+    numbers.append(inputNum(i))
+
+
+LCM=math.lcm(numbers[0],numbers[1],numbers[2],numbers[3])
+print("LCM is the 4 number is:", LCM)
+
+
+
diff --git a/Question4_MisCalcAdd.py b/Question4_MisCalcAdd.py
new file mode 100644
index 0000000..b445431
--- /dev/null
+++ b/Question4_MisCalcAdd.py
@@ -0,0 +1,2 @@
+def addNums(num1,num2):
+    return num1+num2
\ No newline at end of file
diff --git a/Question4_MisCalcDiv2.py b/Question4_MisCalcDiv2.py
new file mode 100644
index 0000000..eb506d9
--- /dev/null
+++ b/Question4_MisCalcDiv2.py
@@ -0,0 +1,2 @@
+def divNums2(num1,num2):
+    return num1/num2
\ No newline at end of file
diff --git a/Question4_MisCalcMain.py b/Question4_MisCalcMain.py
new file mode 100644
index 0000000..73f9e29
--- /dev/null
+++ b/Question4_MisCalcMain.py
@@ -0,0 +1,58 @@
+import Question4_MisCalcAdd 
+import Question4_MisCalcMulti
+import Question4_MisCalcSubs
+import Question4_MisCalcDiv2
+import math
+
+def inputNum(i):
+    while(True):
+        try:
+            userInput=input(f"enter number {i}: ")
+            num=float(userInput)
+            return num
+        except KeyboardInterrupt:
+            return
+        except:
+            print("please enter a valid number")
+
+
+num1=inputNum("1")
+num2=inputNum("2")
+while(True):
+    try:
+        userInput=input(f"enter operation \"+-*/\" : ")
+        if (str(userInput) in "+-*/"):
+            operator=userInput
+            break
+        raise Exception("Sorry, operation is not valid")
+    except KeyboardInterrupt:
+        break
+    except:
+        print("please enter a valid operation")
+
+print(num1,num2,operator)
+
+
+
+
+
+
+if operator=="+":
+    result=Question4_MisCalcAdd.addNums(num1,num2)
+
+if operator=="-":
+    result=Question4_MisCalcSubs.subsNums(num1,num2)
+
+if operator=="*":
+    result=Question4_MisCalcMulti.multiNums(num1,num2)
+    
+if operator=="/":
+    result=Question4_MisCalcDiv2.divNums2(num1,num2)
+
+    
+print(f"Result is : {math.ceil(result)}" )
+
+
+
+
+            
\ No newline at end of file
diff --git a/Question4_MisCalcMulti.py b/Question4_MisCalcMulti.py
new file mode 100644
index 0000000..8465eb3
--- /dev/null
+++ b/Question4_MisCalcMulti.py
@@ -0,0 +1,2 @@
+def multiNums(num1,num2):
+    return num1*num2
\ No newline at end of file
diff --git a/Question4_MisCalcSubs.py b/Question4_MisCalcSubs.py
new file mode 100644
index 0000000..106b3d1
--- /dev/null
+++ b/Question4_MisCalcSubs.py
@@ -0,0 +1,2 @@
+def subsNums(num1,num2):
+    return num1-num2
\ No newline at end of file
diff --git a/__pycache__/Question4_MisCalcAdd.cpython-311.pyc b/__pycache__/Question4_MisCalcAdd.cpython-311.pyc
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diff --git a/__pycache__/Question4_MisCalcMulti.cpython-311.pyc b/__pycache__/Question4_MisCalcMulti.cpython-311.pyc
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diff --git a/__pycache__/Question4_MisCalcSubs.cpython-311.pyc b/__pycache__/Question4_MisCalcSubs.cpython-311.pyc
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