Compilare: user.cpp: In function ‘int main()’: user.cpp:13:17: warning: unused variable ‘x’ [-Wunused-variable] int N,ls,lp,x,mp1,mp2,a1,a2,b1,b2,pz1,pz2,pz3; ^ user.cpp:13:43: warning: variable ‘pz2’ set but not used [-Wunused-but-set-variable] int N,ls,lp,x,mp1,mp2,a1,a2,b1,b2,pz1,pz2,pz3; ^ user.cpp:51:39: warning: ‘pz3’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(v[pz3-2] + v[pz3-1] + v[pz3] > a1 + a2 + b1 + b2) ^