Eroare de compilare: user.cpp: In function ‘int get_type(char*)’: user.cpp:30: error: ‘strstr’ was not declared in this scope user.cpp: In function ‘int main()’: user.cpp:68: error: ‘qsort’ was not declared in this scope user.cpp:72: warning: format ‘%s’ expects type ‘char*’, but argument 2 has type ‘char (*)[10000]’ user.cpp:55: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:56: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:59: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:64: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:72: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result