In order to match the plot, recruit four types of roles, 1-2 foreign tourists, 2-3 shoppers, 2 vendors, a number of passers-by, only A, B, C, D, E, oneself 6 people to choose from, and each person can only produce one role in the same scene
It is known that: (1) only A and B can play foreign tourists; (2) at least three of the above four roles appear at the same time in each scene; (3) in each scene, if B or D plays the vendor, then A and C play the shopper; (4) the sum of the number of shoppers and passers-by does not exceed 2 in each scene
At least two people need to play different roles in different scenes