num=9
if num>=0 or num<=10:
    print('hello')
else:
    print('undefine')
num=10
if num<0 or num>10:
    print('hello')
else:
    print('undefine')

num=8
if (num>=0 and num<=5) or (num>=10 and num<=15):
    print('hello')
else:
    print('undefine')