Ethiopian multiplication: Difference between revisions
Content added Content deleted
(→{{header|Bash}}: added Bash solution) |
m (→{{header|Bash}}: replaced mult and div with bitwise shifts so as to fit better with the spirit of the problem) |
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<lang bash>halve() { |
<lang bash>halve() { |
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local n=$1 |
local n=$1 |
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echo -n $(( n |
echo -n $(( n >> 1 )) |
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} |
} |
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double() { |
double() { |
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local n=$1 |
local n=$1 |
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echo -n $(( n |
echo -n $(( n << 1 )) |
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} |
} |
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