input: Please answer the following: On a scale of 1-5 (with 1 being least favorable and 5 being most favorable), how would you rate this review? "Nice app Please give this app 5 stars"
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output: 5

input: Please answer the following: On a scale of 1-5 (with 1 being least favorable and 5 being most favorable), how would you rate this review? "gooooooood"
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output: 5

input: Please answer the following: On a scale of 1-5 (with 1 being least favorable and 5 being most favorable), how would you rate this review? "zzz zzzz"
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output: 1

input: Please answer the following: On a scale of 1-5 (with 1 being least favorable and 5 being most favorable), how would you rate this review? "Try to let it work faster and better"
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output:
3