Which of the following expressions will result in a compilation error? In other words, you will get an error as soon as you try to compile with javac.

int z $=7\%2$;

double y $=10/3$;

System.out.println$("\backslash \backslash ")$;

System.out.println$("\backslash \backslash \backslash ")$;

double w $=10\mathrm{.}0/0$;