Eroare de compilare: user.cpp: In function ‘int cmp(elem, elem)’: user.cpp:16: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp:21: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp: In function ‘int cmp2(elem, elem)’: user.cpp:36: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp:41: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp: In function ‘int main()’: user.cpp:59: error: ‘sort’ was not declared in this scope user.cpp:50: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:51: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:52: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:55: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result