h, n = map(int, input().split())
H = [h]
for _ in range(n - 1):
    H.append(int(input()))
ans = sorted(H)[::-1].index(h) + 1
print(ans, end="")
if ans % 10 == 1:
    print("st")
elif ans % 10 == 2:
    print("nd")
elif ans % 10 == 3:
    print("rd")
else:
    print("th")