CS10L - Laboratory Exercise #5 - 2nd Term - 20122013

Problem Statement: "The Twelve Days of Christmas" is a cumulative song, meaning that each verse is built on top of the previous verses. There are twelve verses, each describing a gift given by "my true love" on on of the twelve days of Christmas.

...and so forth, until the last verse:

On the twelve day of christmas, my true love gave to me...

12 Drummers Drumming

11 Pipers Piping

10 Lords-a-Leaping

9 Ladies Dancing

8 Maids-a-Milking

7 Swans-a-Swimming

6 Geeese-a-Laying

5 Gold Rings

4 Colly Birds

3 French Hens

2 Turtle Doves

And a Partridge in a Pear Tree.

 

Create a program that accepts the day of Christmas and displays the given in each day cumulatively.

 

Sample output:

 

***Twelve Days of Christmas**

Enter day: 3

On the 3rd day of Christmas my true love gave to me...

3 French Hens

2 Turtle Doves

And a Partridge in a Pear Tree

 

***Twelve Days of Christmas**

Enter day: 5

On the 3rd day of Christmas my true love gave to me...

5 Gold Rings

4 Colly Birds

3 French Hens

2 Turtle Doves

And a Partridge in a Pear Tree.

 

CODE:

 

/**
    Laboratory Exercise #5
    CS10-B5
   
    @author Red Berroy
*/
#include <iostream.h>

int main ()

{
 int day;
 //Variable names

 cout<<"***Twelve Days of Christmas***"<<endl;
 cout<<"Enter day: ";
 cin>>day;

 if ( !cin || (day < 0) ) //Checks for negative number
 {
  cout <<"Please enter numbers 1-12 only"<<endl;
 }
 else if ( day >=13 )
 {
  cout<<"Please enter numbers 1-12 only"<<endl;
 }

 else if ( day <= 0 ) 
 {
  cout<<"Please enter numbers 1-12 only"<<endl;
 }
 else if ( day==1 )
 {
  cout<<"On the 1st day of Christmas my true love gave to me..."<<endl;
  cout<<"Partridge in a Pear Tree."<<endl;
 }
 
 else if ( day==2 )
 {
  cout<<"On the 2nd day of Christmas my true love gave to me..."<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==3 )
 {
  cout<<"On the 3rd day of Christmas my true love gave to me..."<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==4 )
 {
  cout<<"On the 4th day of Christmas my true love gave to me..."<<endl;
  cout<<"4 Colly Birds"<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==5 )
 {
  cout<<"On the 5th day of Christmas my true love gave to me..."<<endl;
  cout<<"5 Gold Rings"<<endl;
  cout<<"4 Colly Birds"<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==6 )
 {
  cout<<"On the 6th day of Christmas my true love gave to me..."<<endl;
  cout<<"6 Geese-a-Laying"<<endl;
  cout<<"5 Gold Rings"<<endl;
  cout<<"4 Colly Birds"<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==7 )
 {
  cout<<"On the 7th day of Christmas my true love gave to me..."<<endl;
  cout<<"7 Swans-a-Swimming"<<endl;
  cout<<"6 Geese-a-Laying"<<endl;
  cout<<"5 Gold Rings"<<endl;
  cout<<"4 Colly Birds"<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==8 )
 {
  cout<<"On the 8th day of Christmas my true love gave to me..."<<endl;
  cout<<"8 Maids-a-Milking"<<endl;
  cout<<"7 Swans-a-Swimming"<<endl;
  cout<<"6 Geese-a-Laying"<<endl;
  cout<<"5 Gold Rings"<<endl;
  cout<<"4 Colly Birds"<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==9 )
 {
  cout<<"On the 9th day of Christmas my true love gave to me..."<<endl;
  cout<<"9 Ladies Dancing"<<endl;
  cout<<"8 Maids-a-Milking"<<endl;
  cout<<"7 Swans-a-Swimming"<<endl;
  cout<<"6 Geese-a-Laying"<<endl;
  cout<<"5 Gold Rings"<<endl;
  cout<<"4 Colly Birds"<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==10 )
 {
  cout<<"On the 10th day of Christmas my true love gave to me..."<<endl;
  cout<<"10 Lords-a-Leaping"<<endl;
  cout<<"9 Ladies Dancing"<<endl;
  cout<<"8 Maids-a-Milking"<<endl;
  cout<<"7 Swans-a-Swimming"<<endl;
  cout<<"6 Geese-a-Laying"<<endl;
  cout<<"5 Gold Rings"<<endl;
  cout<<"4 Colly Birds"<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==11 )
 {
  cout<<"On the 11th day of Christmas my true love gave to me..."<<endl;
  cout<<"11 Pipers Piping"<<endl;
  cout<<"10 Lords-a-Leaping"<<endl;
  cout<<"9 Ladies Dancing"<<endl;
  cout<<"8 Maids-a-Milking"<<endl;
  cout<<"7 Swans-a-Swimming"<<endl;
  cout<<"6 Geese-a-Laying"<<endl;
  cout<<"5 Gold Rings"<<endl;
  cout<<"4 Colly Birds"<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 else if ( day==12 )
 {
  cout<<"On the 12th day of Christmas my true love gave to me..."<<endl;
  cout<<"12 Drummers Drumming"<<endl;
  cout<<"11 Pipers Piping"<<endl;
  cout<<"10 Lords-a-Leaping"<<endl;
  cout<<"9 Ladies Dancing"<<endl;
  cout<<"8 Maids-a-Milking"<<endl;
  cout<<"7 Swans-a-Swimming"<<endl;
  cout<<"6 Geese-a-Laying"<<endl;
  cout<<"5 Gold Rings"<<endl;
  cout<<"4 Colly Birds"<<endl;
  cout<<"3 French Hens"<<endl;
  cout<<"2 Turtle Doves"<<endl;
  cout<<"And a Partridge in Pear Tree."<<endl;
 }

 return 0;

}