Solve cups logic puzzle with one true statement
Company: Bitkernel
Role: Software Engineer
Category: Software Engineering Fundamentals
Difficulty: medium
Interview Round: Online Assessment
There are 4 cups on a table. Each cup has a statement written on it:
- Cup 1 says: All cups contain fruit candy.
- Cup 2 says: This cup contains apples.
- Cup 3 says: This cup does not contain chocolate.
- Cup 4 says: Some cups do not contain fruit candy.
Exactly **one** of these four statements is true.
Which of the following must be true?
Options:
- A. All cups contain fruit candy.
- B. No cup contains fruit candy (all cups lack fruit candy).
- C. No cup contains apples.
- D. The third cup contains chocolate.
Quick Answer: This question evaluates logical reasoning and propositional-logic skills, assessing the ability to analyze mutually dependent statements and derive consistent conclusions within a constraint-satisfaction context.