Problem 1: Create an Interaction Feature

Problem Description

Write a Python program that creates a new interaction feature by multiplying two existing numeric columns ("bedrooms" and "bathrooms") in a DataFrame.

Input

A DataFrame with "bedrooms" and "bathrooms" columns.

Output

The DataFrame with a new "bedbathinteraction" column.

Constraints

• None specific.

Example Input

text
{"bedrooms": [2,3,4], "bathrooms": [1,2,3]}

Example Output

text
   bedrooms  bathrooms  bed_bath_interaction
0         2          1                     2
1         3          2                     6
2         4          3                    12

Concepts Covered

Column multiplication, new feature creation.