/* function definitions */
void fprintf_line(FILE *, char *, int);
+void fprintf_line_with_prefix(FILE *, char *, char *, int);
void printf_line(char *, int);
void printf_line_with_prefix(char *, char *, int);
+
char *int2str(int, int);
char *i_to_a(unsigned int);
int log_2(unsigned int);