Added code for odd-even sort

Computational_Algorithms/Sorting_Algorithms/odd_even_sort.cpp

@@ -0,0 +1,33 @@
+#include<bits/stdc++.h>
+using namespace std;
+void odd_even_sort(vector<int> &arr , int n){
+    bool is_sorted = false;
+
+    while (!is_sorted)
+    {
+    is_sorted = true;
+for (int i = 0; i <= n-2; i = i+2)
+{
+    if(arr[i] >arr[i+1]){
+        swap(arr[i],arr[i+1]);
+        is_sorted = false;
+    }
+}
+for (int i = 1; i <= n-2; i = i+2)
+{
+    if(arr[i] >arr[i+1]){
+        swap(arr[i],arr[i+1]);
+        is_sorted = false;
+    }
+}
+    }
+}
+int main()
+{
+    vector<int> arr ={5 ,2 ,6 ,78 ,8};
+    odd_even_sort(arr , arr.size());
+    for(auto ele : arr){
+        cout<<ele<<endl;
+    }
+    return 0;
+}