417. Can you devise a strategy for everyone to get free?

Hard
Tags
Hints

Description

Interviewer

Imagine you are in a group of 100 people, each wearing a black or white hat. A guard will ask you, starting from the last one to the first, what the color of your hat is. If you answer correctly, you gain freedom, if not, you remain captive. Before this process begins, can your group devise a tactic that ensures everyone gets free?

Skill Assessed
  • 1. Problem Solving : Ability to think logically and create a strategy under constraints.

  • 2. Team Collaboration : Working together as a group to achieve a collective goal.

  • 3. Communication : Conveying the devised tactic clearly to all members of the group.

  • 4. Analytical Thinking : Assessing the situation and analyzing the information pattern.

Purpose
  • 1. Understanding of Strategy : Evaluating your ability to plan ahead and strategize effectively.

  • 2. Teamwork Aptitude : Determining your capability to work as part of a team towards a common goal.

  • 3. Problem-Solving Ability : Gauging how well you can solve complex problems under pressure.

  • 4. Innovative Thinking : Assessing your creativity in approaching challenging scenarios.


Hints
  • 1. Consider the information that can be shared : Think about what information each person in line can observe and convey.

  • 2. Think about binary systems : Binary systems might give you an insight into how to communicate using two colors.

  • 3. Sequence is key : Focus on the order of the people and how each can use information from previous answers.

Tags
Topics: 
Problem Solving
Teamwork
Roles: 
Chip Design Student
Companies: 
Nvidia
Speak or type your answer here: