new M: map<str, str>()

M->insert( "hello",  "friend" )
M->insert( "one--",  "num1" )
M->insert( "two--",  "num2" )
M->insert( "three",  "num3" )
M->insert( "four-",  "num4" )

M->remove( "one--" )

for V: str in M {
	print "[V]
}

Two: str = M->find( "two--" )
print "[Two]

##### EXP #####
num4
friend
num3
num2
num2