Compilare: user.cpp: In function ‘void updatecnt(int&, int&, int&, int&, int)’: user.cpp:38:9: warning: unused variable ‘x’ [-Wunused-variable] int x, y, cntup; ^ user.cpp:38:12: warning: unused variable ‘y’ [-Wunused-variable] int x, y, cntup; ^ user.cpp: In function ‘int main()’: user.cpp:53:43: warning: unused variable ‘lastmax’ [-Wunused-variable] int Task, N, Vol, sgn, cnt, z, maxim, lastmax, x, y; ^ user.cpp:97:33: warning: ‘y’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << x << " " << y << " " << z; ^ user.cpp:97:46: warning: ‘z’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << x << " " << y << " " << z; ^ user.cpp:97:21: warning: ‘x’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << x << " " << y << " " << z; ^