Borderou de evaluare (job #530387)

Compilare: user.cpp: In function ‘int main()’: user.cpp:9:11: warning: unused variable ‘y’ [-Wunused-variable] user.cpp:9:34: warning: unused variable ‘u’ [-Wunused-variable] user.cpp:9:40: warning: variable ‘nr11’ set but not used [-Wunused-but-set-variable] user.cpp:9:60: warning: unused variable ‘r’ [-Wunused-variable] user.cpp:30:13: warning: ‘j’ may be used uninitialized in this function [-Wuninitialized] user.cpp:47:22: warning: ‘m’ may be used uninitialized in this function [-Wuninitialized]