Spiraali

#include <iostream>

using namespace std;

int hae(int n, int y, int x)
{
    int vasen = x;
    int ala = n - y + 1;
    int oikea = n - x + 1;
    int yla = y;

    int r = min(vasen, min(ala, min(oikea, yla)));

    // cout << "r " << r << "\n";

    int tulos = (r - 1) * ((-4 * (2 * 1 - 9) - 4 * (2 * (r - 1) - 9)) / 2);

    if (r == vasen)
    {
        tulos += y - r + 1;
        return tulos;
    }

    tulos += n - 2 * (r - 1);

    if (r == ala)
    {
        tulos += x - r;
        return tulos;
    }

    tulos += n - 2 * (r - 1);

    if (r == oikea)
    {
        // cout << "Korkeus " << (n - 2 * (r - 1)) << "    (y - r) " << (y - r + 1) << "\n";
        tulos += (n - 2 * (r - 1)) - (y - r + 1) - 1;
        return tulos;
    }

    tulos += n - 2 * (r - 1);

    if (r == yla)
    {
        tulos += (n - 2 * (r - 1)) - (x - r + 1) - 2;
        return tulos;
    }

    return tulos;
}

int main()
{
    int n, t;
    cin >> n >> t;

    for (int i = 0; i < t; i++)
    {
        int y, x;
        cin >> y >> x;
        cout << hae(n, y, x) << "\n";
    }
}

Test 1

Group: 1

Verdict: WRONG ANSWER

Test 2

Group: 2

Verdict: WRONG ANSWER

Test 3

Group: 3

Verdict: WRONG ANSWER