Borderou de evaluare (job #53271)

Compilare: user.cpp: In function ‘int main()’: user.cpp:8:17: warning: unused variable ‘st’ [-Wunused-variable] user.cpp:8:20: warning: unused variable ‘dr’ [-Wunused-variable] user.cpp:8:50: warning: variable ‘pp’ set but not used [-Wunused-but-set-variable] user.cpp:8:59: warning: unused variable ‘cif1’ [-Wunused-variable] user.cpp:8:66: warning: unused variable ‘ok’ [-Wunused-variable] user.cpp:8:71: warning: unused variable ‘nr’ [-Wunused-variable] user.cpp:8:76: warning: unused variable ‘c2’ [-Wunused-variable] user.cpp:6:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:7:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:9:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:40:27: warning: ‘aux’ is used uninitialized in this function [-Wuninitialized]