This python program has five distinct errors in its syntax and usage. Identify each of those errors.

class MyClass: def __init__(self): self._x = 1

def increase(self): self._x += 1

class MyOtherClass(class MyClass): def __init__(self, z): MyClass.__init__( ) self._x = z

def decrease(self): _x ?= 1

a = MyClass()

b = MyOtherClass() b.increase() a.decrease()