Spiraali

njat = input().split(" ")
n = int(njat[0])
t = int(njat[1])


i = 0
kordinaatit = []

while i < t:
    kordinaatit.append(input())
    i += 1

layers = round(n / 2 + 0.1)
i = 0
ruudukko = n * n
while i < t:
    xy = kordinaatit[i].split(" ")
    y = int(xy[0])
    x = int(xy[1])
    k = n + 1 - x
    s = n + 1 - y
    layer = x
    if y < x:
        layer = y
    if s < layer:
        layer = s
    if k < layer:
        layer = k
    inner = n - (2 * (layer - 1))
    ekaruutu = ruudukko - inner * inner + 1
    if x == layer:
        vastaus = y - layer + ekaruutu
    elif s == layer:
        vastaus = x - layer + ekaruutu + inner - 1
    elif y == layer:
        vastaus = ekaruutu + inner + inner + inner - 3 + k - layer
    else:
        vastaus = ekaruutu + inner + inner - 2 + s - layer
    print(vastaus)
    i += 1

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 2

Verdict: ACCEPTED

Test 3

Group: 3

Verdict: ACCEPTED