import sys
input = lambda : sys.stdin.readline().rstrip()

sys.setrecursionlimit(2*10**5+10)
write = lambda x: sys.stdout.write(x+"\n")
_print = lambda *x: print(*x, file=sys.stderr)

h,w,q = list(map(int, input().split()))
d = {}
ans = 0
res = []
for i in range(q):
    y,x = map(int, input().split())
    if x in d:
        if d[x]>y:
            ans += (d[x]-y)
            d[x] = y
    else:
        ans += h - (y-1)
        d[x] = y
    res.append(h*w-ans)
write("\n".join(map(str, res)))