# This creates $`$my$\_$vector$`$ and stores $1,2,3,4,5$ in it

my$\_$vector $<-$ c$(1,2,3,4,5)$

my$\_$vector $*100$

# Now write code to save $`$my$\_$vector $*100`$ back into $`$my$\_$vector$`$

my$\_$vector $<-$c$(1,2,3,4,5)$