Какое из чисел не может существовать в семнадцатеричной системе счисления? Укажите правильный вариант ответа:
171717
543
4H24
10G1
4C2B
1F
DBEF
29EA

Sub num1()
    s = 0
    n = CInt(InputBox("N ="))
    Range(Cells(1, 1), Cells(2 * (n + 2), n + 2)).Clear
    ReDim A(n - 1)
    ReDim B(n - 1)

    k = 1
    Cells(k, 1).Value = "A"
    Cells(k + 2, 1).Value = "B"
    k = k + 1

    m = -1
    For i = LBound(A, 1) To UBound(A, 1)
        A(i) = Round(Rnd * 10) - 5
        Cells(k, 1 + i).Value = A(i)
        If A(i) = 0 Then
            m = m + 1
            B(m) = i
            Cells(k + 2, m + 1).Value = B(m)
        End If
    Next
End Sub

Sub num2()
    n = 16
    ReDim A(n, n), C(n, n), E(n, n)
    Range(Cells(1, 1), Cells(2 * (n + 2), n + 2)).Clear

    k = 1
    Cells(k, 1).Value = "Init"
    
    k = k + 1
    Cells(k + n + 1, 1).Value = "Result"

    For i = 0 To n
        For j = 0 To n
            A(i, j) = Round(Rnd * 10)
            Cells(k + i, j + 1).Value = A(i, j)

            If i = j Then E(i, j) = 1 Else E(i, j) = 0

            C(i, j) = 0
            For r = 0 To n
                C(i, j) = C(i, j) + A(i, r) * A(r, j)
            Next

            x = 6 * (C(i, j) + E(i, j))
            Cells(k + n + 2 + i, j + 1).Value = x
        Next
    Next
End Sub

Const
    n = 3;
    m = 3;

var
    i, j: integer;
    a, b: array[1..n, 1..m] of integer;

begin
    for i := 1 to n do
    begin
        for j := 1 to m do
        begin
            a[i, j] := random(20) - 10;
            write(a[i, j]:3, ' ');
        end;
        writeln;
    end;
    writeln;
    
    for i := 1 to n do
    begin
        for j := 1 to m do
        begin
            if ((i + j) mod 2 = 1) and (a[i, j] < 0) then
                a[i, j] := sqr(a[i, j]);
            write(a[i, j]:4, ' ');
        end;
        writeln;
    end;
end.