Borderou de evaluare (job #210543)

Compilare: user.cpp: In function ‘int main()’: user.cpp:8:14: warning: unused variable ‘ns’ [-Wunused-variable] user.cpp:8:51: warning: unused variable ‘nrcif’ [-Wunused-variable] user.cpp:6:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:7:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:33:9: warning: ‘poz’ may be used uninitialized in this function [-Wuninitialized]