#ifndef STRING_MANIPULATION_H
#define STRING_MANIPULATION_H
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#define UNITY_INCLUDE_CONFIG_H
char *stringConcatenation(char *, char *);
char *to_string(int);
char *generateCheckString(unsigned int, char *);
unsigned int toUnsignedInteger(char *);
unsigned int power(unsigned int, unsigned int);
bool everyCharacterIsDigit(char *);
bool isLetterOfAlphabet(char *);
double balanceToDouble(char *);
unsigned int calculateStringLength(char *);
bool charIsUpperCase(char );
#endif