Borderou de evaluare (job #15620)

Compilare: user.cpp: In function 'void rez()': user.cpp:74:49: warning: suggest parentheses around '&&' within '||' [-Wparentheses] user.cpp: In function 'void read()': user.cpp:14:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:15:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:16:45: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:18:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function 'void rez()': user.cpp:73:13: warning: 'val2' may be used uninitialized in this function [-Wuninitialized] user.cpp:66:13: warning: 'val1' may be used uninitialized in this function [-Wuninitialized] user.cpp:53:23: warning: 'y.nod::l' may be used uninitialized in this function [-Wuninitialized] user.cpp:58:29: warning: 'x.nod::l' may be used uninitialized in this function [-Wuninitialized] user.cpp:53:23: warning: 'y.nod::c' may be used uninitialized in this function [-Wuninitialized] user.cpp:58:29: warning: 'x.nod::c' may be used uninitialized in this function [-Wuninitialized]