try:
    str.count
except AttributeError:
    print("SKIP")
    raise SystemExit

# mad.py
# Alf Clement 27-Mar-2014
#
zero = 0
three = 3
print("1")
print("2")
print(three)
print("{}".format(4))
five = 25 // 5
print(int(five))
j = 0
for i in range(4):
    j += i
print(j)
print(3 + 4)
try:
    a = 4 // zero
except:
    print(8)
print("xxxxxxxxx".count("x"))


def ten():
    return 10


print(ten())
a = []
for i in range(13):
    a.append(i)
print(a[11])
print(a[-1])
str = "0123456789"
print(str[1] + str[3])


def p(s):
    print(s)


p("14")
p(15)


class A:
    def __init__(self):
        self.a = 16

    def print(self):
        print(self.a)

    def set(self, b):
        self.a = b


a = A()