Borderou de evaluare (job #423096)

Compilare: user.cpp: In function ‘int main()’: user.cpp:21:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:22:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:93:18: warning: ‘poz’ may be used uninitialized in this function [-Wuninitialized] user.cpp:80:31: warning: ‘l’ may be used uninitialized in this function [-Wuninitialized]