def print_hei():
    print('Hei')



print('\nwhile-l?kke\n')

a = 5

while a > 0:
    print_hei()
    a -= 1

while a < 10:
    print_hei()
    a += 1



print('\n\nfor-l?kke\n')

a = 5

for i in range(a):
    print_hei()