import sys
def MI(): return map(int,sys.stdin.readline().rstrip().split())


N,M = MI()


def matrix_multiplication_mod(A,B,p):
    l = len(A)
    m = len(B)
    n = len(B[0])
    C = [[0]*n for _ in range(l)]
    for i in range(l):
        for j in range(n):
            C[i][j] = sum((A[i][k]*B[k][j]) % p for k in range(m)) % p
    return C

def matrix_power_mod(A,n,p):
    l = len(A)
    C = [[0] * l for _ in range(l)]
    for i in range(l):
        C[i][i] = 1
    while n > 0:
        if n % 2 == 1:
            C = matrix_multiplication_mod(C,A,p)
        A = matrix_multiplication_mod(A,A,p)
        n >>= 1
    return C


A = [[1,1],[1,0]]
print(matrix_power_mod(A,N-2,M)[0][0])