#include<iostream>
#include<conio.h>
using namespace std;

void fibo(){
	int prev,sum;
		cout<<"Please input staring point of fibonacci sequence: ";
		cin>>sum;
	for(int x=0;x<6;x++){
		prev = sum - prev;
		sum += prev;
		cout<<prev<<" ";
	}
}

void seats(){

	string select;
	string seat[3][5] = {
			{"a","aa","ab","ac","ad"},
			{"b","ba","bb","bc","bd"},
			{"c","ca","cb","cc","cd"}
	};
	cout<<"Please input what seat you will reserve: \n\n";

	for(int x=0;x<3;x++){
		for(int y=0;y<5;y++){
			cout<<"\t"<<seat[x][y]<<" ";
		}
		cout<<endl<<" \n";
	}
	cout<<"\n\n";
	cin>>select;
	for(int x=0;x<3;x++){
		for(int y=0;y<5;y++){
			if(seat[x][y] == select){
				seat[x][y] = "X";
			}cout<<"\t"<<seat[x][y]<<" ";
		}cout<<endl<<" \n";
	}
	cout<<"\n\nYour seat will now be reserved Thank you :) \n\n";
}

void assig(){
	int price_arr[5],quantity_arr[5],product_arr[5],total_price=0,total_quantity=0,temp=0;

	for(int x=0;x<5;x++){
		cout<<"Please input the prices: ";
		cin>>price_arr[x];
		cout<<"Please input the Quantity: ";
		cin>>quantity_arr[x];
		product_arr[x] = price_arr[x] * quantity_arr[x];
		total_price += product_arr[x];
		total_quantity += quantity_arr[x];
	}
	cout<<"total price is: "<<total_price;
	cout<<"\nTotal quantity is: "<<total_quantity;

	for(int x=0;x<5;x++){

		for(int y=0;y<4;y++){

			if(product_arr[y] >= product_arr[y+1]){

				temp = product_arr[y+1];
				product_arr[y+1] = product_arr[y];
				product_arr[y] = temp;
			}
		}

	}
	for(int x=0;x<5;x++){

		for(int y=0;y<4;y++){

			if(quantity_arr[y] <= quantity_arr[y+1]){

				temp = quantity_arr[y+1];
				quantity_arr[y+1] = quantity_arr[y];
				quantity_arr[y] = temp;
			}
		}

	}
	cout<<endl;
	for(int x=0;x<5;x++){
		cout<<product_arr[x]<<" ";

	}
		cout<<endl;
	for(int x=0;x<5;x++){
		cout<<quantity_arr[x]<<" ";
	}
}

void mi(){
	int ml;

cout<<"Please enter amount of Milliliters: ";

cin>>ml;

ml = ml /500;

cout<<"the total amount of containers are:  "<<ml<<endl;

}

void arr(){

	int array_1 [10],x,y;
	cout<<"\n\tinput";

	for(x=0;x<10;x++){

		cin>>array_1[x];

	}

	for(y=0;y<10;y++){

		cout<<"Square of "<<array_1[y]<<" is "<<array_1[y]*array_1[y]<<endl;

	}
}

main(){

	int choice;

	cout<<"Please input to what program you want to initiate: \n";
	cout<<"[1] fibonacci [2] seats [3] prices& quantity [4]Mililiters [5]Square\n\n";
	cin>> choice;
	switch(choice){

		case 1:
			fibo();

			break;
		case 2:
			seats();
			break;

		case 3:
			assig();
			break;
		case 4:
			mi();
			break;

		case 5:
			arr();
			break;

	}


	getch();
}