import sys import math import bisect from heapq import heapify, heappop, heappush from collections import deque, defaultdict, Counter from functools import lru_cache from itertools import accumulate, combinations, permutations, product sys.set_int_max_str_digits(10 ** 6) sys.setrecursionlimit(1000000) MOD = 10 ** 9 + 7 MOD99 = 998244353 input = lambda: sys.stdin.readline().strip() NI = lambda: int(input()) NMI = lambda: map(int, input().split()) NLI = lambda: list(NMI()) SI = lambda: input() SMI = lambda: input().split() SLI = lambda: list(SMI()) EI = lambda m: [NLI() for _ in range(m)] def main(): N, B = NMI() A = NLI() S = set() for a in A: if a in S: rem = N - len(S) else: rem = N - len(S) - 1 # 今までのどれか1つ以上が偽 ans = pow(2, len(S), B) - 1 # aが新しい場合は自由 if a not in S: ans *= 2 # 全部真 ans += 1 # のこり ans *= pow(2, rem, B) ans %= B print(ans) S.add(a) if __name__ == "__main__": main()