Borderou de evaluare (job #358339)

Compilare: user.cpp: In function ‘int main()’: user.cpp:36:15: warning: unused variable ‘j’ [-Wunused-variable] user.cpp:37:10: warning: unused variable ‘ok’ [-Wunused-variable] user.cpp:85:33: warning: ‘y’ may be used uninitialized in this function [-Wuninitialized] user.cpp:85:33: warning: ‘x’ may be used uninitialized in this function [-Wuninitialized] user.cpp:101:51: warning: ‘b’ may be used uninitialized in this function [-Wuninitialized] user.cpp:101:38: warning: ‘a’ may be used uninitialized in this function [-Wuninitialized] user.cpp:88:13: warning: ‘l’ may be used uninitialized in this function [-Wuninitialized]