package main
import(
	"fmt"
	"sort"
)

func heightNum(num int, heights *[]int){
	for i := 1; i < num; i++{
		var val int
		fmt.Scan(&val)
		*heights = append(*heights, val)
	}
}

func appendSort(height int, heightSlice *[]int){
	*heightSlice = append(*heightSlice, height)
	sort.Ints(*heightSlice)
}

func ranking(i int){
	if i == 1{
		fmt.Printf("%dst\n", i)
	} else if i == 2{
		fmt.Println("%dnd\n", i)
	} else if i == 3{
		fmt.Printf("%drd\n", i)
	} else{
		fmt.Printf("%dth\n", i)
	}
}

func main(){
	var height, num int
	fmt.Scan(&height, &num)
	heightSlice := []int{}
	heightNum(num, &heightSlice)
	appendSort(height, &heightSlice)
	for i, v := range heightSlice{
		if v == height{
			ranking(len(heightSlice) - i)
			break
		}
	}
}