h,w,q = map(int,input().split())
dic = {}
ans = h*w
for i in range(q):
    y,x = map(int,input().split())
    if x in dic:
        if y < dic[x]:
            ans -= dic[x]-y
            dic[x] = y
    else:
        ans -= h+1-y
        dic[x] = y
    print(ans)