Borderou de evaluare (job #6174)

Compilare: user.cpp: In function ‘int main()’: user.cpp:5:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:6:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:8:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:14:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:40:25: warning: ‘k’ may be used uninitialized in this function [-Wuninitialized] user.cpp:40:25: warning: ‘j’ may be used uninitialized in this function [-Wuninitialized] user.cpp:40:25: warning: ‘i’ may be used uninitialized in this function [-Wuninitialized]