import sys
input = sys.stdin.readline

H,W,Q=map(int,input().split())

D=dict()
MINUS=0

for i in range(Q):
    y,x=map(int,input().split())

    if x in D:
        if y<D[x]:
            MINUS+=D[x]-y
            D[x]=y
    else:
        D[x]=y
        MINUS+=H-y+1

    print(H*W-MINUS)