added quick data structure conversion

Author: mrityunjay2003

snippets/cpp/data-structure-conversion/vector-to-queue.md

@@ -0,0 +1,15 @@
+---
+title: Vector to Set
+description: Convert vector into set quickly
+tags: cpp, data structures,set,vector
+author: mrityunjay2003
+---
+
+```cpp
+#include <vector>
+#include <set>
+
+std::set<int> vectorToSet(const std::vector<int>& v) {
+   return std::set<int>(v.begin(), v.end());
+}
+```

snippets/cpp/data-structure-conversion/vector-to-set.md

@@ -0,0 +1,12 @@
+---
+title: Vector to Queue
+description: Convert vector into queue quickly
+tags: cpp, data structures,queue,vector
+author: mrityunjay2003
+---
+
+```cpp
+std::queue<int> vectorToQueue(const std::vector<int>& v) {
+    return std::queue<int>(std::deque<int>(v.begin(), v.end()));
+}
+```