inf = 10**18

H, W, N = map(int, input().split())
A, B = zip(*[map(int, input().split()) for _ in range(N)])

from collections import defaultdict
c = defaultdict(list)

for i in range(N):
    c[B[i]].append((A[i], i))
s = set()
for x in c.keys():
    s.add(x)
    s.add(x-1)
    s.add(x+1)
    s.add(x-2)
    s.add(x+2)
s = sorted(s)
ans = [inf] * N
z = inf
for y in s:
    c[y].sort()
    for x, i in c[y-2]:
        z = min(z, x - y + 2)
    for j in range(len(c[y])):
        x, i = c[y][j]
        if j:
            ans[i] = min(ans[i], x - c[y][j-1][0])
        if j+1 < len(c[y]):
            ans[i] = min(ans[i], c[y][j+1][0] - x)
        if c[y-1]:
            ans[i] = min(ans[i], max(x, c[y-1][0][0]))
        ans[i] = min(ans[i], z + x + y - 2)
z = inf
for y in s[::-1]:
    for x, i in c[y+2]:
        z = min(z, x + y + 2)
    for j in range(len(c[y])):
        x, i = c[y][j]
        if c[y+1]:
            ans[i] = min(ans[i], max(x, c[y+1][0][0]))
        ans[i] = min(ans[i], z + x - y - 2)

for i in range(N):
    print(ans[i])