Borderou de evaluare (job #238891)

Compilare: user.cpp: In function ‘int main()’: user.cpp:49:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:25:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:26:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:29:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:33:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:59:34: warning: ‘poz’ may be used uninitialized in this function [-Wuninitialized]