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? "It's super confusing I don't know how to decorate my blog.. This is so frustrating!!!"
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output: 3

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? "Gau Fsgc"
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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? "Excellent app Excellent ereader and extremely versatile. Not giving 5 stars because of sync limit to files less than 50 mb to me a non sense."
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output: 4

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? "Good file manager Good by other"
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output:
4