12 lines
199 B
Sed
12 lines
199 B
Sed
# This code runs only for line 1.
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1 {
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i\
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Explain-a-lot processed this file and
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i\
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replaced every period with three exclamation points!!!
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i\
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}
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# This code runs for each line of input.
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s/\./!!!/g
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