Spiraali

n, t = [int(x) for x in input().split()]
kordlist = []
for h in range (t):
    y, x = [int(x) for x in input().split()]
    kordlist.append(str(y)+","+str(x))

#print(kordlist)
k = {}
num = n**2
x = 1
y = 1
z = 1
alas = True
oikea = False
ylos = False
vasen = False
rvasen = 2
roikea = n
rylos = 1
rala = n

while z<=num:
    key=str(y)+","+str(x)
    #print(key)
    #print(x, y, z)
    #print(rvasen, roikea, rylos, rala)
    k[key] = z
    if alas == True:
        y+=1
        if rala == y:
            alas = False
            oikea = True
            rala-=1
    elif oikea == True:
        x+=1
        if roikea == x:
            oikea = False
            ylos = True
            roikea-=1
    elif ylos == True:
        y-=1
        if rylos == y:
            ylos = False
            vasen = True
            rylos+=1
    elif vasen == True:
        x-=1
        if rvasen == x:
            vasen = False
            alas = True
            rvasen+=1

    z+=1

#print(k)
for n in range (t):
    print(k[kordlist[n]])

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 2

Verdict: ACCEPTED

Test 3

Group: 3

Verdict: TIME LIMIT EXCEEDED