Borderou de evaluare (job #44726)

Compilare: user.cpp: In function ‘int main()’: user.cpp:7:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:8:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:11:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:30:17: warning: ‘z’ may be used uninitialized in this function [-Wuninitialized] user.cpp:41:25: warning: ‘y’ may be used uninitialized in this function [-Wuninitialized] user.cpp:30:17: warning: ‘x’ may be used uninitialized in this function [-Wuninitialized]