Borderou de evaluare (job #206934)

Compilare: user.cpp: In function ‘int main()’: user.cpp:7:53: warning: variable ‘nr’ set but not used [-Wunused-but-set-variable] user.cpp:5:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:6:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:46:9: warning: ‘i1’ may be used uninitialized in this function [-Wuninitialized] user.cpp:30:5: warning: ‘b’ may be used uninitialized in this function [-Wuninitialized] user.cpp:52:21: warning: ‘a’ may be used uninitialized in this function [-Wuninitialized]