Question 1

Is Connect 4 mathematically solved?

Accepted Answer

Yes. With perfect play, the first player can force a win on the standard seven-column by six-row board.

Question 2

What is the best opening move in Connect 4?

Accepted Answer

The middle column is the strongest opening move because it participates in more horizontal and diagonal winning lines than an edge column.

Question 3

How does a Connect 4 solver engine calculate moves?

Accepted Answer

The engine searches future move sequences, rejects lines that allow immediate replies, and scores the remaining positions. Deeper settings calculate farther ahead.