Compilare: user.cpp: In function ‘int expresie(int, int*)’: user.cpp:27:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,sz1,sz2,m=0,k=0; ^ user.cpp:19:5: warning: ‘sz2’ may be used uninitialized in this function [-Wmaybe-uninitialized] for(i=a;i<n;i++) ^ user.cpp:27:17: note: ‘sz2’ was declared here int i,j,sz1,sz2,m=0,k=0; ^ user.cpp:27:13: warning: ‘sz1’ may be used uninitialized in this function [-Wmaybe-uninitialized] int i,j,sz1,sz2,m=0,k=0; ^