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In the following exercises, write a
Word Replacement Write a program that requests a sentence, a word in the sentence, and another word and then displays the sentence with the first word replaced by the second. In Fig 3.34 the user responds by typing “What you don ‘t know won’t hurt you.� Into the first text box the “know� and “owe� into the second the third text boxes, and the message “What you don ‘t owe won’t hurt you�. Is displayed.

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