Program: Data visualization (C++)

(1) Prompt the user for a title for data. Output the title. (1 pt) Ex: Enter a title for the data: Number of Novels Authored You entered: Number of Novels Authored

(2) Prompt the user for the headers of two columns of a table. Output the column headers. (1 pt) Ex: Enter the column 1 header: Author name You entered: Author name Enter the column 2 header: Number of novels You entered: Number of novels

(3) Prompt the user for data points. Data points must be in this format: string, int. Store the information before the comma into a string variable and the information after the comma into an integer. The user will enter -1 when they have finished entering data points. Output the data points. Store the string components of the data points in a vector of strings. Store the integer components of the data points in a vector of integers. (4 pts) Ex: Enter a data point (-1 to stop input): Jane Austen, 6 Data string: Jane Austen Data integer: 6

(4) Perform error checking for the data point entries. If any of the following errors occurs, output the appropriate error message and prompt again for a valid data point. If entry has no comma Output: Error: No comma in string. (1 pt) If entry has more than one comma Output: Error: Too many commas in input. (1 pt) If entry after the comma is not an integer Output: Error: Comma not followed by an integer. (2 pts) Ex: Enter a data point (-1 to stop input): Ernest Hemingway 9 Error: No comma in string. Enter a data point (-1 to stop input): Ernest, Hemingway, 9 Error: Too many commas in input. Enter a data point (-1 to stop input): Ernest Hemingway, nine Error: Comma not followed by an integer. Enter a valid data point: Ernest Hemingway, 9 Data string: Ernest Hemingway Data integer: 9

(5) Output the information in a formatted table. The title is right justified with a setw() value of 33. Column 1 has a setw() value of 20. Column 2 has a setw() value of 23. (3 pts) Ex: Number of Novels Authored

Author name | Number of novels



Jane Austen | 6

Charles Dickens | 20

Ernest Hemingway | 9

Jack Kerouac | 22

F. Scott Fitzgerald | 8

Mary Shelley | 7

Charlotte Bronte | 5

Mark Twain | 11

Agatha Christie | 73

Ian Flemming | 14

J. K. Rowling | 14

Stephen King | 54

Oscar Wilde | 1

(6) Output the information as a formatted histogram. Each name is right justified with a setw() value of 20. (4 pts) Ex:

Jane Austen

Charles Dickens

Ernest Hemingway

Jack Kerouac

F. Scott Fitzgerald

Mary Shelley

Charlotte Bronte

Mark Twain

Agatha Christie

Ian Flemming

J. K. Rowling

Stephen King

Oscar Wilde *