From a0dfcc5c0e33bc7b31ec96279b0f724a21dd6bec Mon Sep 17 00:00:00 2001
From: harshitha-85 <57164562+harshitha-85@users.noreply.github.com>
Date: Wed, 30 Oct 2019 10:45:12 +0530
Subject: [PATCH] Simulator for air-traffic control at airport

In the simulator, maximum allowed planes on the run-way is 3.
---
 plane.cpp | 106 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 plane.cpp

diff --git a/plane.cpp b/plane.cpp
new file mode 100644
index 0000000..2193e7a
--- /dev/null
+++ b/plane.cpp
@@ -0,0 +1,106 @@
+#include<iostream>
+#include<string.h>
+using namespace std;
+
+class aeroplane
+{
+    private:
+        string airline;
+        string dest;
+        static int count;
+    public:
+        aeroplane(string a,string d)
+        {
+            airline = a;
+            dest = d;
+        }
+
+        string getAirline()
+        {
+            return airline;
+        }
+
+        static int checkCount()
+        {
+            if(count<3)
+                return 1;
+            else
+                return 0;
+        }
+
+        void landing()
+        {
+            cout<<airline<<" airline bound for "<<dest<<" has landed."<<endl;
+            count++;
+        }
+
+        void takeOff()
+        {
+            cout<<airline<<" airline bound for "<<dest<<" has Taken Off from the Runway."<<endl;
+            count--;
+        }
+
+        static int giveCount()
+        {
+            return count;
+        }
+};
+
+int aeroplane::count = 0;
+
+int main()
+{
+    int ch,flag,i,j,f;
+    i=0;
+    string n,d;
+    aeroplane *a[3];
+    while(1)
+    {
+        cout<<"\nChoose from the following:\n1. Request to Land a flight\n2. Request Take Off of a Flight\n3. Get Aeroplanes' count on the Runway\n4. Exit the Program\nPlease ENTER your choice : ";
+        cin>>ch;
+        switch(ch)
+        {
+            case 1: flag = aeroplane::checkCount();
+                    if(flag==0)
+                        cout<<"Landing not Allowed since Runway is occupied"<<endl;
+                    else
+                    {
+                        cout<<"Enter name of Airline requesting for Landing :"<<endl;
+                        cin>>n;
+                        cout<<"Enter the Destination of the Aeroplane :"<<endl;
+                        cin>>d;
+                        a[i] = new aeroplane(n,d);
+                        a[i]->landing();
+                        i++;
+                    }
+                    break;
+            case 2: flag = aeroplane::giveCount();
+                    if(flag==0)
+                        cout<<"No Flight currently on Runway to take off"<<endl;
+                    else
+                    {
+                        cout<<"Flights currently on Runway: "<<endl;
+                        for(j=0;j<flag;j++)
+                        {
+                            cout<<j+1<<". "<<a[j]->getAirline()<<endl;
+                        }
+                        cout<<"Enter the corresponding flight number to take off : ";
+                        cin>>f;
+                        a[f-1]->takeOff();
+                        delete a[f-1];
+                        for(j=f-1;j<flag-1;j++)
+                        {
+                            a[j] = a[j+1];
+                        }
+                        i--;
+                    }
+                    break;
+            case 3: cout<<"Number of Aeroplanes currently on the Runway = "<<aeroplane::giveCount()<<endl;
+                    break;
+            case 4: cout<<"\nThank you for using our Software"<<endl;
+                    exit(1);
+            default:cout<<"Wrong choice!! Enter AGAIN."<<endl;
+        }
+    }
+    return 0;
+}
\ No newline at end of file