Borderou de evaluare (job #2291)

Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:26:18: error: ‘n’ was not declared in this scope user.cpp:30:17: error: ‘m’ was not declared in this scope user.cpp:33:10: error: ‘sort’ was not declared in this scope user.cpp:34:5: error: expected ‘;’ before ‘return’ user.cpp:22:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:23:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:29:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:32:48: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]