K&R Exercise 1-9 (C)

Question

\"Write a program to copy its input to its output, replacing each string of one or more blanks by a single blank.\"

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Answer 1

First declare two variables character and last_character as integers.when you have not reach the end of the file( while(character=getchar() != EOF ) do this; 1. If character != ' ' then print character last_character = character 2. If character == ' ' if last_character ==' ' last character = character else print character