formatting source-code for d7af6fdc8c

data_structure/queue_using_array.cpp

@@ -10,13 +10,15 @@
 
 #define MAXSIZE 10
 
-class Queue_Array {
+class Queue_Array
+{
     int front;
     int rear;
     int size;
 
  public:
-    Queue_Array() {
+    Queue_Array()
+    {
         front = -1;
         rear = -1;
         size = MAXSIZE;
@@ -27,43 +29,59 @@ class Queue_Array {
     void display();
 };
 
-void Queue_Array::enqueue(int ele) {
-    if (rear == size - 1) {
+void Queue_Array::enqueue(int ele)
+{
+    if (rear == size - 1)
+    {
         std::cout << "\nStack is full";
-    } else if (front == -1 && rear == -1) {
+    }
+    else if (front == -1 && rear == -1)
+    {
         front = rear = 0;
         arr[rear] = ele;
-    } else if (rear < size) {
+    }
+    else if (rear < size)
+    {
         rear++;
         arr[rear] = ele;
     }
 }
 
-int Queue_Array::dequeue() {
+int Queue_Array::dequeue()
+{
     int d;
-    if (front == -1) {
+    if (front == -1)
+    {
         std::cout << "\nstack is empty ";
         return 0;
-    } else if (front == rear) {
+    }
+    else if (front == rear)
+    {
         d = arr[front];
         front = rear = -1;
-    } else {
+    }
+    else
+    {
         d = arr[front++];
     }
 
     return d;
 }
 
-void Queue_Array::display() {
-    if (front == -1) {
+void Queue_Array::display()
+{
+    if (front == -1)
+    {
         std::cout << "\nStack is empty";
-    } else {
-        for (int i = front; i <= rear; i++)
-            std::cout << arr[i] << " ";
+    }
+    else
+    {
+        for (int i = front; i <= rear; i++) std::cout << arr[i] << " ";
     }
 }
 
-int main() {
+int main()
+{
     int op, data;
 
     Queue_Array ob;
@@ -72,21 +90,31 @@ int main() {
     std::cout << "\n2. dequeue(Deletion)";
     std::cout << "\n3. Display";
     std::cout << "\n4. Exit";
-    while (1) {
+    while (1)
+    {
         std::cout << "\nEnter your choice ";
         std::cin >> op;
-        if (op == 1) {
+        if (op == 1)
+        {
             std::cout << "Enter data  ";
             std::cin >> data;
             ob.enqueue(data);
-        } else if (op == 2) {
+        }
+        else if (op == 2)
+        {
             data = ob.dequeue();
             std::cout << "\ndequeue element is:\t" << data;
-        } else if (op == 3) {
+        }
+        else if (op == 3)
+        {
             ob.display();
-        } else if (op == 4) {
+        }
+        else if (op == 4)
+        {
             exit(0);
-        } else {
+        }
+        else
+        {
             std::cout << "\nWrong choice ";
         }
     }