
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
Math City now has ten streets, each straight and no two streets are parallel. Additionally, two involvements are such that these streets cross each other precisely at an angle of 180 degrees, effectively not creating an intersection. How many police officers are needed to manage each intersection, assuming each intersection is manned by one officer?

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