Compilare: user.cpp: In function ‘int main()’: user.cpp:10:13: warning: unused variable ‘poz’ [-Wunused-variable] int i,j,poz,val,mina,mini,k,p; ^ user.cpp:10:17: warning: variable ‘val’ set but not used [-Wunused-but-set-variable] int i,j,poz,val,mina,mini,k,p; ^ user.cpp:10:33: warning: variable ‘p’ set but not used [-Wunused-but-set-variable] int i,j,poz,val,mina,mini,k,p; ^ user.cpp:27:31: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(mini!=inf) s[i]=s[k]+1; ^