In this task, you need to replace a letter in the sentence with another given letter.
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Question: Sentence: 'a table full of various types of cellphones, pdas and pagers'. Replace the letter 's' with 'f' in the sentence.

Answer: a table full of variouf typef of cellphonef, pdaf and pagerf


Question: Sentence: 'people walk through a local fruit market in a city'. Replace the letter 'e' with 'n' in the sentence.

Answer: pnopln walk through a local fruit marknt in a city


Question: Sentence: 'a white and grey cat wearing a bow tie'. Replace the letter 'e' with 's' in the sentence.

Answer:
a whits and grsy cat wsaring a bow tis