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29 lines
969 B
29 lines
969 B
6 years ago
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## expandstr
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### Instructions
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Write a program that takes a string and displays it with exactly three spaces
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between each word, with no spaces or tabs either at the beginning or the end,
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followed by a newline.
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A word is a section of string delimited either by spaces/tabs, or by the
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start/end of the string.
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If the number of parameters is not 1, or if there are no words, simply display
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a newline.
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Example of output :
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```console
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student@ubuntu:~/student/expandstr$ go build
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student@ubuntu:~/student/expandstr$ ./expandstr "you see it's easy to display the same thing" | cat -e
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you see it's easy to display the same thing$
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student@ubuntu:~/student/expandstr$ ./expandstr " only it's harder " | cat -e
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only it's harder$
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student@ubuntu:~/student/expandstr$ ./expandstr " how funny it is" "did you hear, Mathilde ?" | cat -e
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$
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student@ubuntu:~/student/expandstr$ ./expandstr | cat -e
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$
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student@ubuntu:~/student/expandstr$
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```
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