h, n = map(int, input().split())

l = [h]
for i in range(n-1):
    l.append(int(input()))

l = sorted(l)[::-1]

if l.index(h) == 0 or l.index(h) == 10:
    print(str(l.index(h)+1) + 'st')
elif l.index(h) == 1 or l.index(h) == 11:
    print(str(l.index(h)+1) + 'nd')
elif l.index(h) == 2 or l.index(h) == 12:
    print(str(l.index(h)+1) + 'rd')
else:
    print(str(l.index(h)+1) + 'th')