Borderou de evaluare (job #533678)

Compilare: user.cpp: In function ‘int main()’: user.cpp:8:19: warning: unused variable ‘k’ [-Wunused-variable] user.cpp:6:48: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:7:50: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:9:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:18:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:38:43: warning: ‘primul’ may be used uninitialized in this function [-Wuninitialized]