ERROR!

$/$tmp$/$bjcNoQ$3$rAm.cpp: In function 'int main$()\text{'}$:

$/$tmp$/$bjcNoQ$3$rAm.cpp:$20$:$9$: error: 'Fahrenheit' was not declared in this scope

$20|$ if $($Fahrenheit$<=41)\{$

$|^$~~~~~~~~~