import datetime
f = open('test', 'w')
x = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday']
date = input()
xd = []
if len(date) > 4:
for i in range(2021, 2042):
a = datetime.date(i, int(date[:2]), int(date[3:])).weekday()
xd.append(date + '.' + str(i) + ' - ' + str(x[a]))
else:
flag = date.index('.')
for i in range(2021, 2042):
a = datetime.date(i, int(date[:flag]), int(date[flag+1:])).weekday()
xd.append(date + '.' + str(i) + ' - ' + str(x[a]))
f.write('Date: ' + str(date) + '\n')
for i in range(len(xd)):
f.write(xd[i]+'\n')
var
x: real;
function f (a:real):real;
begin
f:= (sqr(cos(a)) - 5) / (abs(a) + 3);
end;
begin
write ('Введите x: ');
readln (x);
write ('A = ', f(x));
end.