
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
Two computer warehouses supply computers for three schools. Warehouse A has 12 computers, and Warehouse B has 20 computers. School A needs 9 computers, School B needs 15 computers, and School C needs 8 computers. It is known that the distances from Warehouse A to Schools A, B, and C are 10 km, 5 km, and 6 km, respectively; the distances from Warehouse B to Schools A, B, and C are 4 km, 8 km, and 15 km, respectively. If the freight cost per computer per kilometer is a constant $a$ yuan, then Warehouse A should supply ___ computers to School A, ___ computers to School B, and ___ computers to School C to minimize the total freight cost.

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