Compilare: user.cpp: In function ‘int main()’: user.cpp:12:10: warning: statement has no effect [-Wunused-value] in>>n>>k; ^ user.cpp:15:11: warning: statement has no effect [-Wunused-value] in>>v[i]; ^ user.cpp:13:5: warning: ‘n’ is used uninitialized in this function [-Wuninitialized] for(i=1;i<=n;i++) ^ user.cpp:36:9: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(cont<=k) ^ user.cpp:43:11: warning: ‘r’ may be used uninitialized in this function [-Wmaybe-uninitialized] out<<r; ^