14 lines
215 B
Bash
Executable File
14 lines
215 B
Bash
Executable File
#!/usr/bin/env bash
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[[ $# != 1 || ! $1 =~ ^[0-9]+$ ]] && echo "Usage: $0 <year>" && exit 1
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year=$1
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leap=false
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if ! (($year % 4)) && (($year % 100)) || ! (($year % 400))
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then
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leap=true
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fi
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echo $leap
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exit 0
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