You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "greatest_common_divisor", "description": "Computes the greatest common divisor (GCD) of two non-negative integers.", "parameters": {"a": {"description": "The first non-negative integer.", "type": "int"}, "b": {"description": "The second non-negative integer.", "type": "int"}}}]
A teacher is preparing a worksheet on number theory. She needs to include problems where students find the greatest common divisor of 72 and 96, and also of 180 and 240. What are the correct solutions for these problems?
user
assistant
[{"name": "greatest_common_divisor", "arguments": {"a": 72, "b": 96}}, {"name": "greatest_common_divisor", "arguments": {"a": 180, "b": 240}}]