12 lines
292 B
Plaintext
12 lines
292 B
Plaintext
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#!/bin/bash
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circled_digit() {
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circled_digits='⓪①②③④⑤⑥⑦⑧⑨⑩⑪⑫⑬⑭⑮⑯⑰⑱⑲⑳'
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if [ $1 -lt 20 ] 2>/dev/null ; then
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printf '%b' "${circled_digits:$1:1}\n"
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else
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printf '%b' "Must give a number between 0 and 20. Not '$1'\n"
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fi
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}
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circled_digit $1
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