
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
Consider a grid of \( 25 \times 25 \) unit squares. Draw with a red pen contours of squares of any size on the grid. What is the minimal number of squares we must draw in order to color all the lines of the grid?

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