func NewFastIntIntMap(kv ...FastIntIntTuple) *FastIntIntMap {
	mm := newFastIntIntMap()
	for _, t := range kv {
		mm.m[t.Key] = t.Val
	}
	return mm
}
// NewFastIntIntMap creates and returns a reference to a map, optionally containing some items.
NewFastIntIntMap creates and returns a reference to a map, optionally containing some items.
// NewFastIntIntMap creates and returns a reference to a map optionally containing some items .
func NewFastIntIntMap(kv ...FastIntIntTuple) *FastIntIntMap {
	mm := newFastIntIntMap()
	for _, t := range kv {
		mm.m[t.Key] = t.Val
	}
	return mm
}
func NewFastIntIntMap ( kv ... FastIntIntTuple ) * FastIntIntMap { mm := newFastIntIntMap ( ) for _ , t := range kv { mm . m [ t . Key ] = t . Val } return mm }
NewFastIntIntMap creates and returns a reference to a map, optionally containing some items.
NewFastIntIntMap creates and returns a reference to a map optionally containing some items .