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#ifndef HEADER_STRING
#define HEADER_STRING
#include <istream>
#include <ostream>
class String {
char* str;
unsigned length;
void free();
void copyFrom(const String& other);
public:
String(unsigned length);
String(const char* str);
const char* get_cstr() const;
unsigned get_length() const;
String& operator+=(const char* str);
String();
String(const String& other);
String& operator=(const String& other);
~String();
String(String&& other);
String& operator=(String&& other);
void read(std::istream& istr);
void write(std::ostream& ostr) const;
int compare(const String& other) const;
char& operator[](unsigned index);
friend std::istream& operator>>(std::istream& istr, String& event);
friend std::ostream& operator<<(std::ostream& ostr, const String& event);
};
#endif
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