
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
A custom deck of cards has 60 cards divided into 4 suits, two of which are red and the other two are black. Each suit now contains 15 cards. After shuffling the deck, in how many ways can we pick two different cards such that the second card picked is of a different color than the first?

Present the answer in LaTex format: \boxed{Your answer}
user