Compilare: user.cpp: In function ‘int Diag(int, int)’: user.cpp:26:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j, r = 1; ^ user.cpp: In function ‘int FindDot()’: user.cpp:54:13: warning: ‘maxj’ may be used uninitialized in this function [-Wmaybe-uninitialized] y = maxj; ^ user.cpp:53:13: warning: ‘maxi’ may be used uninitialized in this function [-Wmaybe-uninitialized] x = maxi; ^ user.cpp: In function ‘void Solve()’: user.cpp:72:12: warning: array subscript is above array bounds [-Warray-bounds] e[2][sol] = y; ^ user.cpp:77:35: warning: array subscript is above array bounds [-Warray-bounds] g << e[1][i] << ' ' << e[2][i] << ' '; ^