Game guide · DIAOYULEQU
Follow the steps for Tower of Hanoi
The board gives you the information needed for the next action. Move the complete stack of discs from the left tower to the right tower without placing a larger disc on a smaller one. Try the rule on the board, then read the next instruction. Choose three to eight discs. All discs begin on the left tower. Try the rule on the board, then read the next instruction.
One puzzle with adjustable disc count from three to eight. Disc counts are settings, not separate game entries. Undo is available; refreshing restarts.
Bring this focus to a round
Check the rule below as you play. An empty tower accepts any disc; an occupied tower accepts only a smaller disc than its top disc. Start a new round when you are ready to try again.
What the game asks you to do
A careful first move helps you understand the round. Move the complete stack of discs from the left tower to the right tower without placing a larger disc on a smaller one. Keep the goal in mind before your next move.
From the start of a round
- Choose three to eight discs. All discs begin on the left tower.
- Select the source tower, then the destination tower. Only the top disc moves.
- An empty tower accepts any disc; an occupied tower accepts only a smaller disc than its top disc.
- Use Undo to reverse a move. Complete the puzzle when the right tower holds the whole stack.
How to interact with the game
Tap the source tower and then its destination. Tap the selected tower again to cancel the selection. Start a new round when you are ready to try again.
Learn from a sample situation
Three discs can be transferred in seven legal moves. Four discs need at least fifteen moves. The game area remains available above the explanation.
A useful caution
The board gives you the information needed for the next action. Only the top disc can leave a tower. Moving a large disc onto a small disc is rejected. Try the rule on the board, then read the next instruction.
If you are unsure
What is the aim of Tower of Hanoi?
Move the complete stack of discs from the left tower to the right tower without placing a larger disc on a smaller one. A new round resets the current game.
During a round, how do the controls work?
Tap the source tower and then its destination. Tap the selected tower again to cancel the selection. The game is played locally in your browser.
Can you show an example?
Three discs can be transferred in seven legal moves. Four discs need at least fifteen moves. No download or player account is required.
During a round, which mistake should I avoid?
Only the top disc can leave a tower. Moving a large disc onto a small disc is rejected. The game is played locally in your browser.
What rules and limits are used here?
One puzzle with adjustable disc count from three to eight. Disc counts are settings, not separate game entries. Undo is available; refreshing restarts. The worked example offers another way to follow the rule.
When I start, how many people can play here?
Solo. This is local browser play, not internet matchmaking. The game is played locally in your browser.
What is the minimum number of moves?
For n discs the minimum is 2^n − 1. The board shows the minimum for your selected disc count. Keep the current game state in view while applying this rule.
Can I move several discs together?
No. One top disc moves at a time. Scores here do not represent cash or prizes.
During a round, what does Undo do?
It restores the immediately previous puzzle state and move count. The worked example offers another way to follow the rule.
For this game, can I use the middle tower?
Yes. It is a temporary holding tower needed to move the stack legally. A new round resets the current game.
