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print $a+$b #arithmetic operator prints 5
print $a.$b #string operator prints 2 plus the three or 23
print $a*$b #arithmetic operator prints 6
print $a x $b #string operators prints $a $b times or 2 three times. i
By rote learning.
Via Genetic memory.
It's provided by my firmware.
I just remember them.
Thirty days hath September
My computer gets it right, usually.
I just ask someone else.
Someone punches me on the first of the month.
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