12 lines
282 B
Bash
12 lines
282 B
Bash
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function pangram? {
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local alphabet=abcdefghijklmnopqrstuvwxyz
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local string="$*"
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string="${string,,}"
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while [[ -n "$string" && -n "$alphabet" ]]; do
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local ch="${string%%${string#?}}"
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string="${string#?}"
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alphabet="${alphabet/$ch}"
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done
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[[ -z "$alphabet" ]]
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}
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