zadanie 3 kolokwium 1

void kolos1()
{
    float a;
    float b;
    float c;
    float d;
    scanf("%f", &b);
    scanf("%f", &c);
    scanf("%f", &d);

    int maxR = 0;


    if ((b==c && c==d) || (b<c && c<d) || (b>c&&c>d))
    {
        do
        {
            a = b;
            b = c;
            c = d;

            if (maxR < abs(a - b))
            {
                maxR = abs(a - b);
            }

            scanf("%f", &d);
        } while ((b == c && c == d) || (b<c && c<d) || (b>c&&c>d));

        if (maxR < abs(b - c))
        {
            maxR = abs(b - c);
        }

    }
    else
    {
        maxR = abs(b - c);
    }
}