2.24 LAB: Variables/Assignments: Phone number breakdown Given an integer representing a 7-digit phone number, excluding the area code, output the prefix and line number, separated by a hyphen. Ex: If the input is: 5551212 the output is: 555-1212 Hint: Use % to get the desired rightmost digits. Ex: The rightmost 2 digits of 572 is gotten by 572 % 100, which is 72. Hint: Use / to shift right by the desired amount. Ex: Shifting 572 right by 2 digits is done by 572/100, which yields 5. (Recall integer division discards the fraction). For simplicity, assume any part starts with a non-zero digit. So 011-9999 is not allowed.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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need to be answered in Coral, not Python

**2.24 LAB: Variables/Assignments: Phone number breakdown**

**Objective:**
Given an integer representing a 7-digit phone number (excluding the area code), output the prefix and line number, separated by a hyphen.

**Example:**
- **Input:** `5551212`
- **Output:** `555-1212`

**Instructions:**
- Use the modulus operator `%` to extract the desired rightmost digits. 
  - **Example:** To get the last 2 digits of `572`, compute `572 % 100` to get `72`.
- Use integer division `/` to shift the digits to the right.
  - **Example:** To shift `572` right by 2 digits, compute `572 / 100` to get `5`. (Note: Integer division discards the fraction.)
- Assume the phone number does not start with `0` and ranges from 011-9999 is not allowed.

---

**Lab Activity:**
You will implement the solution in the provided code editor.

- **Editor:** 
  - A text box labeled as `// Your solution goes here` where you will input your code.
  
- **Variables Panel:** Not displayed during editing.
  
- **Execution Controls:**
  - `ENTER EXECUTION`: Run your program.
  - `STEP`: Execute code step-by-step.
  - `RUN`: Execute full code.
  - Execution speed can be set to `Medium`.

By completing this lab, you will practice manipulating numbers using basic arithmetic operations to achieve the desired output format.

(There are no graphs or diagrams in this task.)
Transcribed Image Text:**2.24 LAB: Variables/Assignments: Phone number breakdown** **Objective:** Given an integer representing a 7-digit phone number (excluding the area code), output the prefix and line number, separated by a hyphen. **Example:** - **Input:** `5551212` - **Output:** `555-1212` **Instructions:** - Use the modulus operator `%` to extract the desired rightmost digits. - **Example:** To get the last 2 digits of `572`, compute `572 % 100` to get `72`. - Use integer division `/` to shift the digits to the right. - **Example:** To shift `572` right by 2 digits, compute `572 / 100` to get `5`. (Note: Integer division discards the fraction.) - Assume the phone number does not start with `0` and ranges from 011-9999 is not allowed. --- **Lab Activity:** You will implement the solution in the provided code editor. - **Editor:** - A text box labeled as `// Your solution goes here` where you will input your code. - **Variables Panel:** Not displayed during editing. - **Execution Controls:** - `ENTER EXECUTION`: Run your program. - `STEP`: Execute code step-by-step. - `RUN`: Execute full code. - Execution speed can be set to `Medium`. By completing this lab, you will practice manipulating numbers using basic arithmetic operations to achieve the desired output format. (There are no graphs or diagrams in this task.)
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