Compilare: user.cpp: In function ‘void get_Easy_Hash()’: user.cpp:37: warning: unused variable ‘S’ user.cpp: In function ‘int main()’: user.cpp:112: warning: unknown conversion type character 0xa in format user.cpp:112: warning: format ‘%ld’ expects type ‘long int’, but argument 2 has type ‘int’ user.cpp:89: warning: unused variable ‘t0’ user.cpp:90: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result