A garden has 5 different types of flowers: roses, tulips, daisies, lilies, and sunflowers. The gardener wants to plant a flower bed with exactly 3 flowers, choosing from these 5 types. How many different combinations of flower types can the gardener choose? Additionally, if he decides to plant 2 flower beds, each with a different combination of 3 flower types, how many ways can he arrange the flower beds? Let's think step by step and output the final answer within \boxed{}.
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