Stack Implementation using STL Built in stack

Author: MohammadFahad1

input.txt

@@ -1,2 +1,2 @@
 5
-10 20 30 40 50
+100 200 300 400 500

output.txt

@@ -1,5 +1,5 @@
-50
-40
-30
-20
-10
+500
+400
+300
+200
+100

stl_stack.cpp

@@ -0,0 +1,23 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+int main()
+{
+    stack<int> st;
+    int n;
+    cin >> n;
+    while (n--)
+    {
+        int x;
+        cin >> x;
+        st.push(x);
+    }
+
+    while (!st.empty())
+    {
+        cout << st.top() << endl;
+        st.pop();
+    }
+
+    return 0;
+}