
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
Given a $5 \times 5$ block of calendar dates as shown below, first reverse the order of the numbers in the second, third, and fifth rows, and then find the sum of the numbers on each diagonal. What is the absolute difference between the two diagonal sums?

$$
\begin{tabular}{|c|c|c|c|c|} 
\hline 1 & 2 & 3 & 4 & 5 \\
\hline 6 & 7 & 8 & 9 & 10 \\
\hline 11 & 12 & 13 & 14 & 15 \\
\hline 16 & 17 & 18 & 19 & 20 \\
\hline 21 & 22 & 23 & 24 & 25 \\
\hline
\end{tabular}
$$

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