[Google] Pickup Coupon

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(This question has been seen in the interviews of the following companies: Google)

Given an array of integers representing the value of coupons, return the minimum number of consecutive coupons to pick up to win the prize. Return -1 if it’s not possible... Google Online Assessment 2020 Pick Up Coupons

Solve the problem:
def min_pickup_coupon(coupons):

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