from collections import Counter

n, k = map(int, input().split())
A = list(map(int, input().split()))
B = list(map(int, input().split()))

if Counter(A) != Counter(B):
    print("No")
else:
    if n < k:
        if A == B:
            print("Yes")
        else:
            print("No")
    else:
        print("Yes")