Random Ant
An ant starts at a specific corner of a cube and tries to reach the exact opposite corner of the cube. It walks randomly to neighboring corners with an equal probability of 1/3. Every time the ant travels to the next corner, a second passes. What is the expected number of seconds that it takes the ant to reach the exact opposite corner? [Image | src: https://www.tradinginterview.com/wp-content/uploads/2020/03/cubemc-300x268.png] Figure 1 - Imagination of the cube.
![https://www.tradinginterview.com/wp-content/uploads/2020/03/cubemc-300x268.png]](https://www.tradinginterview.com/wp-content/uploads/2020/03/cubemc-300x268.png%5D){kind=link}
Answer format: enter an integer.
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