#Q Write the output of the following code:

s $=$ "SillyPython$-561"$

result $=$

for char in $s$ :

if char in str$($not s$)$:

result$+="$B$"$

elif charisalpha$0$:

result $+=$ char.upper$0$

elif charisdigit$0$:

result$+=str($ int $($ char $)+3)$

else:

result $+=$ char

print$($result$)$