
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
Krteček started digging a new tunnel. First, the tunnel went 5 meters to the north, then $23 \mathrm{dm}$ to the west, $150 \mathrm{~cm}$ to the south, $37 \mathrm{dm}$ to the west, $620 \mathrm{~cm}$ to the south, $53 \mathrm{~cm}$ to the east, and $27 \mathrm{dm}$ to the north. How many centimeters does he still need to dig to get to the starting point of the tunnel?

(M. Dillingerová)

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