Compilare: user.cpp: In function ‘int main()’: user.cpp:8:36: warning: unused variable ‘c’ [-Wunused-variable] int n,m,i,gasit=0,st,dr,mij,nr,c,d,k,j,x; ^ user.cpp:8:40: warning: unused variable ‘k’ [-Wunused-variable] int n,m,i,gasit=0,st,dr,mij,nr,c,d,k,j,x; ^ user.cpp:8:42: warning: unused variable ‘j’ [-Wunused-variable] int n,m,i,gasit=0,st,dr,mij,nr,c,d,k,j,x; ^ user.cpp:36:23: warning: ‘nr’ may be used uninitialized in this function [-Wmaybe-uninitialized] while(v[nr]==x) ^