package main

// alto 'fp://node[....]' 'tt:%w\t%I' $files | sed -e 's/\.[0-9][0-9]*$//' | sort | uniq | rang

import (
	e "codeberg.org/pebbe/errors"

	"bufio"
	"fmt"
	"os"
	"sort"
	"strings"
)

var (
	x = e.ExitErr
)

type Item struct {
	word  string
	count int
}

func main() {

	counts := make(map[string]int)

	scanner := bufio.NewScanner(os.Stdin)
	for scanner.Scan() {
		word := strings.Split(scanner.Text(), "\t")[0]
		counts[word] = counts[word] + 1
	}
	x(scanner.Err())

	items := make([]Item, 0)
	for key, value := range counts {
		items = append(items, Item{
			word:  key,
			count: value,
		})
	}

	sort.Slice(items, func(a, b int) bool {
		if items[a].count == items[b].count {
			return items[a].word < items[b].word
		}
		return items[a].count > items[b].count
	})

	rang := 0
	prev := 0
	for _, item := range items {
		if item.count < 2 {
			break
		}
		if item.count != prev {
			rang++
			prev = item.count
		}
		fmt.Printf("%d\t%s\n", rang, item.word)
	}

}