h,w,q=map(int,input().split())
yx=[list(map(int,input().split())) for _ in range(q)]
now=h*w
d={}
for y,x in yx:
  if x in d:
    if d[x]<y:
      pass
    else:
      now-=d[x]-y
      d[x]=y
  else:
    d[x]=y
    now-=h-y+1
  print(now)