package main
import (
    "fmt"
    "os"
    "bufio"
)
func main() {
    r:=bufio.NewReader(os.Stdin)
    wr:=bufio.NewWriter(os.Stdout)
    defer wr.Flush()
    var h,w int64
    var q int
    fmt.Fscan(r,&h,&w,&q)
    m:=make(map[int64]int64)
    ans:=h*w
    for i:=0;i<q;i++ {
        var y,x int64
        fmt.Fscan(r,&y,&x)
        v,f:=m[x]
        if f {
            if v>y {
                ans-=v-y
                m[x]=y
            }
        } else {
            ans-=h+1-y
            m[x]=y
        }
        fmt.Fprintln(wr,ans)
    }
}