func Equal(a, b []string) bool {
	if len(a) != len(b) {
		return false
	}
	for i, v := range a {
		if v != b[i] {
			return false
		}
	}
	return true
}
func Equal(a, b []string) bool {
	if len(a) != len(b) {
		return false
	}
	for i, v := range a {
		if v != b[i] {
			return false
		}
	}
	return true
}
func Equal ( a , b [ ] string ) bool { if len ( a ) != len ( b ) { return false } for i , v := range a { if v != b [ i ] { return false } } return true }
// Equal returns a boolean reporting whether a == b
Equal returns a boolean reporting whether a == b