Grokking the Art of Recursion for Coding Interviews
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17. Good Number
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Problem Statement

Write a Recursive Approach to Check if a Given Digit String Represents a Good Number.

A digit string is good if the digits (0-indexed) at even indices are even and the digits at odd indices are prime ((2, 3, 5, or 7).

Examples:

| Sr # | Input | Expected Output | Description |

.....

.....

.....

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Table of Contents

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