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Challenge: Find the Largest Number

Explore how to design and implement a greedy algorithm in Java to find the largest possible number for a given number of digits and digit sum. This lesson helps you understand problem-solving with optimization constraints and prepares you for similar coding interview questions by practicing step-by-step algorithm design and implementation.

Problem statement

A girl lost the key to her locker (Note: The key is only numeric). She remembers the number of digits N and the sum S of all the digits of her password. She also knows that her ...