diff --git a/40130112056/Find-The-Missing-Number.py b/40130112056/Find-The-Missing-Number.py
new file mode 100644
index 0000000..029ccf4
--- /dev/null
+++ b/40130112056/Find-The-Missing-Number.py
@@ -0,0 +1,11 @@
+def find_missing_number(Array):
+    n = len(Array)
+    sum = n * (n + 1) // 2
+    sumOfElementArray = 0
+    for element in Array:
+        sumOfElementArray = sumOfElementArray + element
+    missingNumber = sum - sumOfElementArray
+    return missingNumber
+
+array = [0 , 1 , 2 , 3 , 5]
+print(find_missing_number(array))
\ No newline at end of file
diff --git a/Answers/How To.txt b/40130112056/How To.txt
similarity index 100%
rename from Answers/How To.txt
rename to 40130112056/How To.txt
diff --git a/40130112056/Maximum Subarray Sum.py b/40130112056/Maximum Subarray Sum.py
new file mode 100644
index 0000000..7683942
--- /dev/null
+++ b/40130112056/Maximum Subarray Sum.py	
@@ -0,0 +1,19 @@
+def MaximumSubarraySum(Array):
+    n=len(Array)
+    Max=Array[0]
+    for i in range(0,n):
+        s=Array[i]
+        if ( s >= Max ):
+            Max=s
+        j=i+1
+        while(j < n):
+            s = s + Array[j]
+            if ( s >= Max ):
+                Max=s
+            j=j+1
+
+    return Max
+
+# array = [-2, -1, -3, 4, -1, 2, 1, -5, 4]
+array=[1 ,5 ,-1 , -50 , 3 , 4 ,7 , -5]
+print(MaximumSubarraySum(array))
diff --git a/40130112056/Merge-Sorted-Array.py b/40130112056/Merge-Sorted-Array.py
new file mode 100644
index 0000000..2ba6a59
--- /dev/null
+++ b/40130112056/Merge-Sorted-Array.py
@@ -0,0 +1,29 @@
+# def MergeSortedArray(Array):
+def merge_sorted_arrays(array1, array2):
+    counter1=len(array1) - 1
+    counter2=len(array2) - 1
+    counterMerge =len(array1) + len(array2) - 1
+
+    array1.extend([0] * len(array2))
+
+    while counter1 >= 0 and counter2 >= 0:
+        
+        if array1[counter1] > array2[counter2]:
+            array1[counterMerge] = array1[counter1]
+            counter1 -= 1
+        else:
+            array1[counterMerge] = array2[counter2]
+            counter2 -= 1
+        counterMerge -= 1
+
+    while counter2 >= 0:
+        array1[counterMerge] = array2[counter2]
+        counter2 -= 1
+        counterMerge -= 1
+
+    return array1
+
+Array1 = [1, 2, 3]
+Array2 = [2, 5, 6]
+merge_sorted_arrays(Array1, Array2)
+print(Array1)
\ No newline at end of file
diff --git a/40130112056/Remove_Duplicates.py b/40130112056/Remove_Duplicates.py
new file mode 100644
index 0000000..a3f6b54
--- /dev/null
+++ b/40130112056/Remove_Duplicates.py
@@ -0,0 +1,9 @@
+def RemoveDuplicates(Array):
+    lenOfArray=0
+    for i in range(0 , len(Array)):
+        if(Array[i]!= Array[i-1]):
+            lenOfArray +=1
+    return lenOfArray         
+
+array = [1 , 1, 2 , 2 , 3, 4 , 5, 5]
+print(RemoveDuplicates(array))
\ No newline at end of file
diff --git a/40130112056/Rotate-Array.py b/40130112056/Rotate-Array.py
new file mode 100644
index 0000000..19bdb84
--- /dev/null
+++ b/40130112056/Rotate-Array.py
@@ -0,0 +1,20 @@
+def rotate_array(arr, k):
+    n = len(arr)
+    k = k % n
+    rotated_arr = [0] * n
+    for i in range(k):
+        rotated_arr[i] = arr[n-k+i]
+
+    for i in range(k, n):
+        rotated_arr[i] = arr[i-k]
+    
+    return rotated_arr
+
+array = [1, 2, 3, 4, 5]
+k = 2
+print(rotate_array(array, k))
+
+      
+
+      
+    
\ No newline at end of file
diff --git a/40130112056/tempCodeRunnerFile.py b/40130112056/tempCodeRunnerFile.py
new file mode 100644
index 0000000..f4686eb
--- /dev/null
+++ b/40130112056/tempCodeRunnerFile.py
@@ -0,0 +1,16 @@
+def MaximumSubarraySum(Array):
+#     n=len(Array)
+#     Max=Array[0]
+#     for i in range(0 ,n):
+#         j=i+1
+#         s=Array[i]
+#         while(j < n):
+#             if ( s >= Max ):
+#                 Max=s
+#         s = s + Array[j]
+#         j=j+1
+
+#     return Max
+
+# array = [-2, -1, -3, 4, -1, 2, 1, -5, 4]
+# print(MaximumSubarraySum(array))
\ No newline at end of file