Proverbs 26:4 says not to answer a fool according to his folly. What does verse 5 say?

Answer: Answer a fool according to his folly

Verse 4 warns you may become like the fool; verse 5 says to answer him, "lest he become wise in his own eyes."

“Do not answer a fool according to his folly, or you yourself will be like him. Answer a fool according to his folly, lest he become wise in his own eyes.”— Proverbs 26:4-5 (BSB)