java $//$ if year is divisble by $4$

if$($year $\%4==0)\{$

$//$ if year is divisble by $100$ it should also be divisble by $100$

if$($ year $\%100==0)\{$

$//$ it's a leap year since it is divisible by $400$

if $($ year $\%400==0)$

isLeapYear $=$ true;

$//$ else $-$ it is century year but not divisible by $400$ so not a leap year

else

isLeapYear $=$ false;

$\}$

$//$ it is not a century year but divisible by $4,$so it's a leap year

else

isLeapYear $=$ true;

$\}$

$//$ not divisible by $4,$so it is not a leap year

else

isLeapYear $=$ false;

$//$ displaying if it is a leap year or not

if$($isLeapYear$)$

System.out.println$($year $+"-$ leap year"$)$;

else

System.out.println$($year $+"-$ not a leap year"$)$;