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)