Im confused. Im getting this erorr ain.cpp: In function $$int main$()$:

main.cpp:$10$:$1$: error: $$first$\_$name$$ was not declared in this scope

$10|$ first$\_$name $=$ "Michael"

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

main.cpp:$9$:$6$: warning: unused variable $$number$[-$Wunused$-$variable$]$

$9|$ int number;ain.cpp: In function $$int main$()$:

main.cpp:$10$:$1$: error: $$first$\_$name$$ was not declared in this scope

$10|$ first$\_$name $=$ "Michael"

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

main.cpp:$9$:$6$: warning: unused variable $$number$[-$Wunused$-$variable$]$

$9|$ int number;