Technical interviews often focus heavily on data structures and algorithms, but logical reasoning and problem-solving questions can be just as important.

Many organizations use brain teasers and logic puzzles as warm-up exercises to assess analytical thinking, structured problem-solving, and communication skills under pressure. While these questions may not determine the outcome of an interview, they can set the tone for the discussion that follows.

Here's a classic interview puzzle:

Problem Statement

You have a 5-liter pitcher and a 3-liter pitcher. Neither pitcher has measurement markings. Using only these two pitchers and an unlimited water supply, how would you measure exactly 4 liters of water?

Take a moment to think through the solution before reading further.

What approach would you use? Share your reasoning in the comments.