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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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12
Task/Calculating-the-value-of-e/UNIX-Shell/calculating-the-value-of-e.sh Normal file
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# POSIX requires "signed long" for shell arithmetic, so assume to have at
# least 31 bits available, which is sufficient to store (e - 1) * 10^9
one=1000000000
e=0 n=0 rfct=$one
while [ $((rfct /= (n += 1))) -ne 0 ]
do
e=$((e + rfct))
done
echo "$((e / one + 1)).$((e % one))"