The task is to generate the correct answer for a given math problem.

Input: Consider Input: Problem: there are 7 executives , including the ceo and cfo , that are asked to form a small team of 4 members . however , the ceo and cfo may not both be assigned to the team . given this constraint , how many ways are there to form the team ?

Output: 25


Input: Consider Input: Problem: in a dance competition the points in each round for the first , second , third and fourth position were 10050 , 2010 . no other points were given . ashita participated in several rounds in the competition and the product of her score was 50000 . in how many rounds did she participate ?

Output: can not be determine


Input: Consider Input: Problem: how many unique positive odd integers less than 90 are equal to the product of a positive multiple of 5 and an odd number ?


Output: 9