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NIKITA POLETIN
rng = int(input('Введите число: '))
for n in range( 2, rng +1 ):
just = True
for x in range ( 2, n):
if n % x == 0:
just = False
if just:
print ('{} - Простое число'.format(n))
exit = input()
if exit == "x":
exit()
for n in range( 2, rng +1 ):
just = True
for x in range ( 2, n):
if n % x == 0:
just = False
if just:
print ('{} - Простое число'.format(n))
exit = input()
if exit == "x":
exit()
Шестая строчка, надо табуляцию
