class A(object):
def __init__(self):
self.__value = 0
def b(self, n):
self.__value += n
return self.__value
a = A()
for x in map(lambda i: a.b(i), range(10)):
print(x)
Y2xhc3MgQShvYmplY3QpOgogICAgZGVmIF9faW5pdF9fKHNlbGYpOgogICAgICAgIHNlbGYuX192YWx1ZSA9IDAKICAgIGRlZiBiKHNlbGYsIG4pOgogICAgICAgIHNlbGYuX192YWx1ZSArPSBuCiAgICAgICAgcmV0dXJuIHNlbGYuX192YWx1ZQoKYSA9IEEoKQpmb3IgeCBpbiBtYXAobGFtYmRhIGk6IGEuYihpKSwgcmFuZ2UoMTApKToKICAgIHByaW50KHgp