H,N=map(int, raw_input().split())
c=1
for a in range(N-1):
    if int(raw_input())>H:
        c+=1
rank=str(c)
if rank[-1]=='1':
    print rank+'st'
elif rank[-1]=='2':
    print rank+'nd'
elif rank[-1]=='3':
    print rank+'rd'
else:
    print rank+'th'