Borderou de evaluare (job #247772)

Compilare: user.cpp: In function ‘int main()’: user.cpp:4:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:5:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:7:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:14:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:99:29: warning: ‘elem’ may be used uninitialized in this function [-Wuninitialized] user.cpp:63:48: warning: ‘j’ may be used uninitialized in this function [-Wuninitialized] user.cpp:63:48: warning: ‘i’ may be used uninitialized in this function [-Wuninitialized]