#include <get_integer.h>
#include <stdio.h>
int p( year)
{
int P = mod(year + year / 4 - year / 100 + year / 400, 7)
return P ;
}
int ISO_week_number(int ordinal_day,int week_day, int year)
{
week = floor((ordinal_day - week_day + 10) / 7)
if ( week == 0 ):
week = weeks_in_year(year - 1)
if week > weeks_in_year(year):
if week_day before Thursday:
week = 1
}
int calculates_the_weeks_in_ayear()
{
def weeks_in_year(year):
if ( p(year) == 4 || p(year - 1) == 3):
Weeks_in_year = 53
else:
Weeks_in_year = 52
return Weeks_in_year ;
}
int calculates_the_ISO_weekday_number()
{
}
int calculates_the_day_of_the_week_for_1st_January (int Y)
{
d = mod(1 + 5 * mod(Y-1, 4) + 4 * mod(Y-1, 100) + 6 * mod(Y-1, 400), 7)
return d ;
}
int calculates_the_ordinal_day(day, month, year)
{
if ( month == 1 || month == 01 )
return day ;
if ( month == 2 || month == 02 )
return day + 31
ordinal_day = floor(30.6 * month - 91.4) + day
if ( calculates if_a_year_is_a_leap_year_or_not( year) == 1 )
return ordinal_day + 60
return ordinal_day + 59
}
int calculates if_a_year_is_a_leap_year_or_not(int year)
{
if(year%4 == 0)
{
if( year%100 == 0)
{
// year is divisible by 400, hence the year is a leap year
if ( year%400 == 0)
return 1 ;
else
return 0 ;
}
else
return 1 ;
}
else
return 0 ;
}
int rounds_down_a_decimal_to_an_integer()
{
}
int main ()
{
int day = get_integer();
int month = get_integer();
int year = get_integer();
}
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