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_1154.java
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packagecom.fishercoder.solutions.secondthousand;
importjava.util.Calendar;
publicclass_1154 {
publicstaticclassSolution1 {
Calendarcal = Calendar.getInstance();
publicintdayOfYear(Stringdate) {
intyear = Integer.parseInt(date.substring(0, 4));
intmonth = Integer.parseInt(date.substring(5, 7));
intday = Integer.parseInt(date.substring(8, 10));
intthirtyDays = 30;
intthirtyOneDays = 31;
if (month == 1) {
returnday;
} elseif (month == 2) {
returnday + thirtyOneDays;
} else {
intdaysInFeb = isLeapYear(year) ? 29 : 28;
if (month == 3) {
returnthirtyOneDays + daysInFeb + day;
} elseif (month == 4) {
return2 * thirtyOneDays + daysInFeb + day;
} elseif (month == 5) {
return2 * thirtyOneDays + daysInFeb + day + thirtyDays;
} elseif (month == 6) {
return3 * thirtyOneDays + daysInFeb + day + thirtyDays;
} elseif (month == 7) {
return3 * thirtyOneDays + daysInFeb + day + 2 * thirtyDays;
} elseif (month == 8) {
return4 * thirtyOneDays + daysInFeb + day + 2 * thirtyDays;
} elseif (month == 9) {
return5 * thirtyOneDays + daysInFeb + day + 2 * thirtyDays;
} elseif (month == 10) {
return5 * thirtyOneDays + daysInFeb + day + 3 * thirtyDays;
} elseif (month == 11) {
return6 * thirtyOneDays + daysInFeb + day + 3 * thirtyDays;
} else {
return6 * thirtyOneDays + daysInFeb + day + 4 * thirtyDays;
}
}
}
privatebooleanisLeapYear(intyear) {
cal.set(Calendar.YEAR, year);
returncal.getActualMaximum(Calendar.DAY_OF_YEAR) > 365;
}
}
}