//void randomLabels(string, string);
void printBranch(int, ostream&, map<string, string>); //recursively print out tree
void printBranch(int, ostream&, string);
//void randomLabels(string, string);
void printBranch(int, ostream&, map<string, string>); //recursively print out tree
void printBranch(int, ostream&, string);