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November 4, 2022 12:09
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Misinterpret date formats like General Bison
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#!/bin/bash | |
a=$(( ${1:-$(date +%d)} % 100 )) | |
b=$(( ${2:-$(date +%m)} % 100 )) | |
c=$(( ${3:-$(date +%y)} % 100 )) | |
input=$(printf "%02d-%02d-%02d" "$a" "$b" "$c") | |
for fmt in "%d-%m-%y" "%d-%y-%m" "%y-%d-%m" "%y-%m-%d" "%m-%y-%d" "%m-%d-%y"; do | |
if [[ "$(date -j -f "$fmt" "$input" +%u 2>/dev/null || echo 0)" == "2" ]]; then | |
date -j -f "$fmt" "$input" +"%B %e, %Y? For me, it was Tuesday." 2>/dev/null | |
exit 0 | |
fi | |
done | |
# try harder | |
for y in {1..99}; do | |
input=$(printf "%02d %02d-%02d-%02d" "$a" "$b" "$c" "$y") | |
for fmt in "%H %d-%m-%y" "%H %m-%d-%y"; do | |
if [[ "$(date -j -f "$fmt" "$input" +%u 2>/dev/null || echo 0)" == "2" ]]; then | |
date -j -f "$fmt" "$input" +"%I %p %B %e, %Y? For me, it was Tuesday." 2>/dev/null | |
exit 0 | |
fi | |
done | |
done | |
echo "For you, that day Bison graced your village was the most important day of your life." |
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