H,W,Q=map(int,input().split())
c=dict()
ans=H*W
for i in range(Q):
    Y,X=map(int,input().split())
    if X-1 in c:
        if c[X-1]>Y:
            ans-=c[X-1]-Y
            c[X-1]=Y
    else:
        ans-=H+1-Y
        c[X-1]=Y
    print(ans)