3

// package main

// import (
//  "bufio"
//  "fmt"
//  "os"
//  "sort"
//  "strconv"
//  "strings"
// )

// type TrieNode struct {
//  children map[string]*TrieNode
// }

// func NewTrieNode() *TrieNode {
//  return &TrieNode{
//      children: make(map[string]*TrieNode),
//  }
// }

// func insertTrieNode(root *TrieNode, path string) {
//  dirs := strings.Split(path, "/")
//  node := root

//  for _, dir := range dirs {
//      if _, ok := node.children[dir]; !ok {
//          node.children[dir] = NewTrieNode()
//      }
//      node = node.children[dir]
//  }
// }

// func printDirectoriesHelper(node *TrieNode, level int) {
//  keys := make([]string, 0, len(node.children))
//  for key := range node.children {
//      keys = append(keys, key)
//  }
//  sort.Strings(keys)

//  for _, key := range keys {
//      fmt.Println(strings.Repeat("  ", level) + key)
//      printDirectoriesHelper(node.children[key], level+1)
//  }
// }

// func printDirectories(root *TrieNode) {
//  printDirectoriesHelper(root, 0)
// }

// func main() {
//  scanner := bufio.NewScanner(os.Stdin)
//  buf := make([]byte, 1e6)
//  scanner.Buffer(buf, 1e6)

//  scanner.Scan()
//  n, _ := strconv.Atoi(strings.Split(scanner.Text(), " ")[0])

//  root := NewTrieNode()
//  for i := 0; i < n; i++ {
//      scanner.Scan()
//      path := scanner.Text()
//      insertTrieNode(root, path)
//  }

//  printDirectories(root)
// }

//------------------------------------------------------------------------------------------------

package main

import (
    "bufio"
    "fmt"
    "os"
    "sort"
    "strconv"
    "strings"
)

func main() {
    scanner := bufio.NewScanner(os.Stdin)
    buf := make([]byte, 1e6)
    scanner.Buffer(buf, 1e6)

    scanner.Scan()
    n, _ := strconv.Atoi(strings.Split(scanner.Text(), " ")[0])

    directoryPaths := make([]string, n)

    for i := 0; i < n; i++ {
        scanner.Scan()
        path := scanner.Text()
        directoryPaths[i] = path

    }
    sort.Strings(directoryPaths)

    for _, path := range directoryPaths {
        idx := strings.LastIndex(path, "/")
        count := strings.Count(path, "/")
        currentDir := path[idx+1:]
        fmt.Println(strings.Repeat("  ", count) + currentDir)
    }
}

//------------------------------------------------------------------------------------------------

// package main

// import (
//  "bufio"
//  "fmt"
//  "os"
//  "sort"
//  "strconv"
//  "strings"
// )

// func main() {
//  scanner := bufio.NewScanner(os.Stdin)
//  buf := make([]byte, 1e6)
//  scanner.Buffer(buf, 1e6)

//  scanner.Scan()
//  n, _ := strconv.Atoi(strings.Split(scanner.Text(), " ")[0])

//  directoryPaths := make([][]string, n)
//  var rootName string
//  for i := 0; i < n; i++ {
//      scanner.Scan()
//      path := scanner.Text()
//      directoryPaths[i] = strings.Split(path, "/")
//      rootName = directoryPaths[i][0]
//      directoryPaths[i][0] = "#"
//  }
//  sort.Slice(directoryPaths, func(i, j int) bool {
//      return strings.Join(directoryPaths[i], "/") < strings.Join(directoryPaths[j], "/")
//  })

//  for i := 0; i < len(directoryPaths); i++ {
//      for j := 0; j < len(directoryPaths[i])-1; j++ {
//          fmt.Print("  ")
//      }
//      currDir := directoryPaths[i][len(directoryPaths[i])-1]
//      if currDir == "#" {
//          fmt.Println(rootName)
//      } else {
//          fmt.Println(currDir)
//      }
//  }
// }