import java.io.{BufferedOutputStream, BufferedReader, FileOutputStream, InputStreamReader, PrintWriter}
import java.lang

import scala.annotation.tailrec
import scala.collection.mutable
import scala.collection.mutable.ArrayBuffer
import scala.reflect.ClassTag

object Main {
  val DEBUG = false

  lazy val debugOut: PrintWriter = {
    new PrintWriter(new BufferedOutputStream(new FileOutputStream("log.txt", true)))
  }

  def log(message: => String): Unit = {
    if (DEBUG) {
      Console.err.println(message)
    }
  }

  def debug(closure: => Unit): Unit = {
    if (DEBUG) {
      closure
    }
  }

  def get[T: ClassTag](implicit in: BufferedReader, converter: String => T): T = {
    converter(in.readLine)
  }

  def getArray[T: ClassTag](implicit in: BufferedReader, converter: String => T): Array[T] = {
    get[String].split("\\s+").map[T](converter)
  }

  implicit val idConverter: String => String = s => s
  implicit val intConverter: String => Int = s => Integer.parseInt(s)
  implicit val longConverter: String => Long = s => lang.Long.parseLong(s)

  def get[T1, T2](
                   implicit in: BufferedReader,
                   converter1: String => T1,
                   converter2: String => T2
                 ): (T1, T2) = {
    getArray[String] match {
      case Array(v1, v2) => (converter1(v1), converter2(v2))
    }
  }

  def get[T1, T2, T3](
                       implicit in: BufferedReader,
                       converter1: String => T1,
                       converter2: String => T2,
                       converter3: String => T3
                     ): (T1, T2, T3) = {
    getArray[String] match {
      case Array(v1, v2, v3) => (converter1(v1), converter2(v2), converter3(v3))
    }
  }

  def get[T1, T2, T3, T4](
                           implicit in: BufferedReader,
                           converter1: String => T1,
                           converter2: String => T2,
                           converter3: String => T3,
                           converter4: String => T4
                         ): (T1, T2, T3, T4) = {
    getArray[String] match {
      case Array(v1, v2, v3, v4) => (converter1(v1), converter2(v2), converter3(v3), converter4(v4))
    }
  }

  implicit class TimesInt(val n: Int) {
    def times(f: Int => Unit): Unit = {
      for (i <- 0 until n) {
        f(i)
      }
    }
  }

  def primes(n: Long): ArrayBuffer[Long] = {
    val buf = ArrayBuffer.empty[Long]
    val s = Math.sqrt(n).toInt

    var v = n
    for (i <- 2 to s) {
      if (v == 1 || v == 0) {
        return buf
      } else {
        while (v % i == 0) {
          buf.append(i)
          v /= i
        }
      }
    }
    if (v > s) {
      buf.append(v)
    }
    buf
  }

  def divisors(n: Int): ArrayBuffer[Int] = {
    val buf = ArrayBuffer.empty[Int]
    val s = Math.sqrt(n).toInt

    for (i <- 1 to s) {
      if (n % i == 0) {
        buf.append(i)
        if (i != n / i) {
          buf.append(n / i)
        }
      }
    }
    buf
  }

  @tailrec
  def gcd(a: Long, b: Long): Long = {
    val reminder = a % b
    if (reminder == 0) {
      b
    } else {
      gcd(b, reminder)
    }
  }

  @tailrec
  def gcd(a: Int, b: Int): Int = {
    val reminder = a % b
    if (reminder == 0) {
      b
    } else {
      gcd(b, reminder)
    }
  }

  def lcm(a: Long, b: Long): Long = {
    a / gcd(a, b) * b
  }

  def toBitArray(n: Int, width: Int): Array[Boolean] = {
    val buf = ArrayBuffer.fill(width)(false)

    @tailrec
    def inner(n: Int, i: Int): Array[Boolean] = {
      buf(i) = (n & 1) == 0
      if (i == 0) {
        buf.toArray
      } else {
        inner(n / 2, i - 1)
      }
    }

    inner(n, width - 1)
  }

  def modpow(n: Long, p: Long, m: Long): Long = {
    @tailrec
    def inner(n: Long, p: Long, acc: Long): Long = {
      if (p == 0) {
        acc
      } else if ((p & 1) == 0) {
        inner(n * n % m, p >> 1, acc)
      } else {
        inner(n * n % m, p >> 1, acc * n % m)
      }
    }

    inner(n % m, p, 1)
  }

  def main(args: Array[String]): Unit = {
    implicit val in: BufferedReader = new BufferedReader(new InputStreamReader(System.in))
    val out = new PrintWriter(new BufferedOutputStream(System.out))
    val (h, w, k) = get[Int, Int, Int]

    var strawberryCount = 0
    val horizontalQueue = mutable.Queue.empty[(Int, Int)]
    val verticalQueue = mutable.Queue.empty[(Int, Int)]

    val smap: Array[Array[Int]] = Array.ofDim[Int](h, w)

    for (y <- 0 until h) {
      get[String].zipWithIndex.foreach {
        case ('#', index) =>
          strawberryCount += 1
          horizontalQueue.enqueue((y, index))
          smap(y)(index) = strawberryCount
        case ('.', index) =>
          smap(y)(index) = 0
      }
    }

    while (horizontalQueue.nonEmpty) {
      val (y, x) = horizontalQueue.dequeue()
      val strawberryId = smap(y)(x)

      @tailrec
      def horizontal(x: Int, direction: Int): Unit = {
        val nx = x + direction
        if (nx >= 0 && nx < w && smap(y)(nx) == 0) {
          smap(y)(nx) = strawberryId
          verticalQueue.enqueue((y, nx))
          horizontal(nx, direction)
        }
      }
      verticalQueue.enqueue((y, x))

      horizontal(x, -1)
      horizontal(x, 1)
    }

    while (verticalQueue.nonEmpty) {
      val (y, x) = verticalQueue.dequeue()
      val strawberryId = smap(y)(x)

      @tailrec
      def vertical(y: Int, direction: Int): Unit = {
        val ny = y + direction
        if(ny >= 0 && ny < h && smap(ny)(x) == 0) {
          smap(ny)(x) = strawberryId
          vertical(ny, direction)
        }
      }

      vertical(y, -1)
      vertical(y, 1)
    }

    for(y <- 0 until h) {
      out.println(smap(y).mkString(" "))
    }

    out.flush()
  }
}

Measured memory_bytes: 64644