LESSON 12 / 75·2 min readIntermediate

Greedy algorithms

Must knowConcept lesson
01 Understand02 Recall03 Prepare

Overview

A greedy algorithm picks the locally best choice at each step hoping it leads to the global optimum.

Problems to practice

  • Jump game
  • Gas station
  • Activity selection
  • Assign cookies
  • Minimum number of coins
  • Meeting rooms

Rule

Greedy works only when the problem has the correct greedy choice property and optimal substructure.


PAUSE & RECALL

Can you explain it without the notes?

Greedy algorithms

Use your own words. Explain an example and one limitation before checking the explanation.

Check your explanation

What it is

CONNECT IT TO YOUR INTERVIEW

Turn this concept into a clear answer.

Practice this concept
YOUR NEXT STEP

Keep connecting the ideas.

Next lesson: Sorting and searching

Adapted from 14_DSA_MASTER.md · “12. Greedy algorithms”. Examples are study fragments; framework behavior can depend on your version.