Add the initial EN translation for C++ code (#1346)

en/codes/cpp/chapter_stack_and_queue/array_stack.cpp

@@ -0,0 +1,85 @@
+/**
+ * File: array_stack.cpp
+ * Created Time: 2022-11-28
+ * Author: qualifier1024 (2539244001@qq.com)
+ */
+
+#include "../utils/common.hpp"
+
+/* Stack class based on array */
+class ArrayStack {
+  private:
+    vector<int> stack;
+
+  public:
+    /* Get the length of the stack */
+    int size() {
+        return stack.size();
+    }
+
+    /* Determine if the stack is empty */
+    bool isEmpty() {
+        return stack.size() == 0;
+    }
+
+    /* Push */
+    void push(int num) {
+        stack.push_back(num);
+    }
+
+    /* Pop */
+    int pop() {
+        int num = top();
+        stack.pop_back();
+        return num;
+    }
+
+    /* Access stack top element */
+    int top() {
+        if (isEmpty())
+            throw out_of_range("Stack is empty");
+        return stack.back();
+    }
+
+    /* Return Vector */
+    vector<int> toVector() {
+        return stack;
+    }
+};
+
+/* Driver Code */
+int main() {
+    /* Initialize stack */
+    ArrayStack *stack = new ArrayStack();
+
+    /* Element push */
+    stack->push(1);
+    stack->push(3);
+    stack->push(2);
+    stack->push(5);
+    stack->push(4);
+    cout << "Stack stack = ";
+    printVector(stack->toVector());
+
+    /* Access stack top element */
+    int top = stack->top();
+    cout << "Top element of the stack top = " << top << endl;
+
+    /* Element pop */
+    top = stack->pop();
+    cout << "Element popped from the stack = " << top << ", after popping";
+    printVector(stack->toVector());
+
+    /* Get the length of the stack */
+    int size = stack->size();
+    cout << "Length of the stack size = " << size << endl;
+
+    /* Determine if it's empty */
+    bool empty = stack->isEmpty();
+    cout << "Is the stack empty = " << empty << endl;
+
+    // Free memory
+    delete stack;
+
+    return 0;
+}