uses crt;
var i,sum,k: integer;
begin
sum: =0;
k: =0;
writeln('вводите числа. 0 - конец последовательности');
repeat
read(i);
if i mod 2=1 then begin
sum: =sum+i;
inc(k);
end;
until i=0;
writeln;
writeln('среднее арифметическое нечетных чисел: ',sum/k: 5: 3);
end.
def rate_f(movies):
if len(dictionary[movies]) == 0:
return True
def film_in_dictionary(movies):
if movies in dictionary:
else:
return False
def average(movies):
mean = 0
for key2 in dictionary[movies].keys():
mean += dictionary[movies][key2]
print(f'{movies} средняя оценка: {mean / len(dictionary[movies])}')
dictionary = {}
while True:
command = input('Введите команду: ')
if command != 'exit' and command != 'list' and command != 'add' and command != \
'delete' and command != 'rate' and command != 'find':
print('Error')
continue
if command == 'exit':
break
if command == 'list':
for key in dictionary.keys():
if rate_f(key):
print(f'{key} не оценивался')
average(key)
film = input('Введите название фильма: ')
if command == 'add':
if film_in_dictionary(film):
dictionary[film] = {}
elif command == 'delete':
if film in dictionary:
del dictionary[film]
elif command == 'rate':
name = input('Имя пользователя: ')
rate = float(input('Оценка: '))
if 0 < rate <= 10:
dictionary[film][name] = rate
elif command == 'find':
if rate_f(film):
for name, rate in dictionary[film].items():
print(f'{name} поставил оценку: {rate}')
average(film)
uses crt;
var i,sum,k: integer;
begin
sum: =0;
k: =0;
writeln('вводите числа. 0 - конец последовательности');
repeat
read(i);
if i mod 2=1 then begin
sum: =sum+i;
inc(k);
end;
until i=0;
writeln;
writeln('среднее арифметическое нечетных чисел: ',sum/k: 5: 3);
end.
def rate_f(movies):
if len(dictionary[movies]) == 0:
return True
def film_in_dictionary(movies):
if movies in dictionary:
return True
else:
return False
def average(movies):
mean = 0
for key2 in dictionary[movies].keys():
mean += dictionary[movies][key2]
print(f'{movies} средняя оценка: {mean / len(dictionary[movies])}')
dictionary = {}
while True:
command = input('Введите команду: ')
if command != 'exit' and command != 'list' and command != 'add' and command != \
'delete' and command != 'rate' and command != 'find':
print('Error')
continue
if command == 'exit':
break
if command == 'list':
for key in dictionary.keys():
if rate_f(key):
print(f'{key} не оценивался')
else:
average(key)
continue
film = input('Введите название фильма: ')
if command == 'add':
if film_in_dictionary(film):
print('Error')
else:
dictionary[film] = {}
elif command == 'delete':
if film in dictionary:
del dictionary[film]
else:
print('Error')
elif command == 'rate':
name = input('Имя пользователя: ')
rate = float(input('Оценка: '))
if 0 < rate <= 10:
dictionary[film][name] = rate
else:
print('Error')
elif command == 'find':
if rate_f(film):
continue
for name, rate in dictionary[film].items():
print(f'{name} поставил оценку: {rate}')
average(film)