hacktoberfest2022

class list.cpp

@@ -0,0 +1,132 @@
+#include<iostream>
+#include<conio.h>
+using namespace std;
+class queue // Queue Class For Storing Data
+{
+	public:
+		int age,blood,heart,covid;
+		string name,gender;
+		queue *next_add;
+};
+class list // Linked List Class For Storing Nodes.
+{
+	private:
+		queue *head = NULL;
+	public:
+		void insert();
+		void display();
+		void count();
+};
+	void list::insert()
+	{
+		system("cls");
+		int a,b,h,c;
+		string n,g;
+		// Take Patient Information.
+		cout<<"\n\t\t\t\tNew Patient";
+		cout<<"\n\n Name : ";
+		cin>>n;
+		cout<<"\n\n Age : ";
+		cin>>a;
+		cout<<"\n\n Gender : ";
+		cin>>g;
+		cout<<"\n\n Blood Sugar (1 for Positive 0 for Negtive) : ";
+		cin>>b;
+		cout<<"\n\n Heart Decease (1 for Positive 0 for Negtive) : ";
+		cin>>h;
+		cout<<"\n\n COVID-19 (1 for Positive 0 for Negtive) : ";
+		cin>>c;
+		// Insert Record into Node.
+		queue *new_node = new queue;
+		new_node -> name = n;
+		new_node -> age = a;
+		new_node -> gender = g;
+		new_node -> blood = b;
+		new_node -> heart = h;
+		new_node -> covid = c;
+		new_node -> next_add = NULL;
+		// Add Node into Linked List.
+		if(head == NULL)
+		head = new_node;
+		else
+		{
+			// Check Last Node.
+			queue *ptr = head;
+			while(ptr -> next_add != NULL)
+			{
+				ptr = ptr -> next_add;
+			}
+			ptr -> next_add = new_node;
+		}
+		cout<<"\n\n Patient Information Inserted Successfully...";
+	}
+	void list::display()
+	{
+		system("cls");
+		cout<<"\n\t\t\t\tDisplay All Information";
+		queue *ptr = head;
+		while(ptr != NULL)
+		{
+			cout<<"\n\n Name : "<<ptr -> name;
+			cout<<"\n\n Age : "<<ptr -> age;
+			cout<<"\n\n Gender : "<<ptr -> gender;
+			(ptr -> blood == 1) ? cout<<"\n\n Blood Sugar : Positive" : cout<<"\n\n Blood Sugar : Negtive";
+			(ptr -> heart == 1) ? cout<<"\n\n Heart Decease : Positive" : cout<<"\n\n Heart Decease : Negtive";
+			(ptr -> covid == 1) ? cout<<"\n\n COVID-19 : Positive" : cout<<"\n\n COVID-19 : Negtive";
+			cout<<"\n\n **************************************";
+			ptr = ptr -> next_add;
+		}
+	}
+	void list::count()
+	{
+		int m=0,f=0,k=0,o=0,b=0,h=0,c=0,r=0;
+		cout<<"\n\n\n\t\t\t\tCounted Information";
+		queue *ptr = head;
+		while(ptr != NULL)
+		{
+			if(ptr -> gender == "Male" || ptr -> gender == "male")
+			m++;
+			else
+			f++;
+			if(ptr -> age < 15)
+			k++;
+			else if(ptr -> age > 50)
+			o++;
+			if(ptr -> blood == 1)
+			b++;
+			if(ptr -> heart == 1)
+			h++;
+			if(ptr -> covid == 1)
+			c++;
+			if(ptr -> blood == 1 && ptr -> heart == 1 && ptr -> covid == 1 && ptr -> age > 50)
+			r++;
+			ptr = ptr -> next_add;
+		}
+		cout<<"\n\n Number Of Male Patients : "<<m;
+		cout<<"\n\n Number Of Female Patients : "<<f;
+		cout<<"\n\n Number Of Kids Patients : "<<k;
+		cout<<"\n\n Number Of Patients Have Age Over 50 : "<<o;
+		cout<<"\n\n Number Of Patients Have Blood Sugar Decease : "<<b;
+		cout<<"\n\n Number Of Patients Have Heart Decease : "<<h;
+		cout<<"\n\n Number Of Patients Have COVID-19 : "<<c;
+		cout<<"\n\n Number Of High Risk Patients : "<<r;
+	}
+main() // Main Function
+{
+	list l;
+	char choice;
+	// Call Insert Function.
+	do
+	{
+		l.insert();
+		cout<<"\n\n Do You Want Add Another Patient (Y,N) : ";
+		cin>>choice;
+	}while(choice == 'y' || choice == 'Y');
+	// Call Display Function.
+	l.display(); 
+	// Call Count Information Function.
+	l.count();
+	getch();
+	return 0;
+}
+