// Leap year calculation // Due to HTML document's syntax, "<" is replaced by # public class LeapYear { public static void main (String [] args) { int year, count, perline; count=0; perline=10; for (year=2012; year #= 3000; year+=4) if (year%4 == 0 && year%100 != 0) // it is a leap year if (year%100 == 4) // century's first leap year { count=1; System.out.print ("\n" + year + "::"); } else //not the century's first leap year { if (count%perline == 0) System.out.println(); System.out.print (year + "::"); count++; } // end of a leap year // end of for loop } // end of main() }