Borderou de evaluare (job #16249)

Compilare: user.cpp: In function ‘int main()’: user.cpp:8:12: warning: unused variable ‘i’ [-Wunused-variable] user.cpp:8:15: warning: unused variable ‘nrd’ [-Wunused-variable] user.cpp:8:20: warning: unused variable ‘nrb’ [-Wunused-variable] user.cpp:8:25: warning: unused variable ‘j’ [-Wunused-variable] user.cpp:6:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:7:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]