import java.util.Scanner

var input = Scanner(System. `in`)

fun heightList(nama: Int, testCase: Int): MutableList<Int>{
	var list: MutableList<Int> = mutableListOf(nama)
	for(i in 1..testCase - 1) list.add( input.nextInt() )
	return list
}

fun result(list: MutableList<Int>, nama: Int){
	list.sortBy{ it * -1}
	var ele =  Integer.parseInt( (list.indexOf(nama).toString().split(""))[1] )
	if(ele == 0) println("${ele + 1}st")
	else if(ele == 1) println("${ele + 1}nd")
	else if(ele == 2) println("${ele + 1}rd")
	else println("${ele + 1}th")
}

fun main(args: Array<String>){
	var nama: Int = input.nextInt()
	var testCase: Int = input.nextInt()
	var list: MutableList<Int> = heightList(nama, testCase)
	result(list, nama)
}