def solve():
    n = int(input())

    arr = list(map(int, input().split()))

    j = n - 1
    i = 0
    while i <= j:
        if (arr[i] + arr[j]) != (arr[0] + arr[n - 1]):
            print("No")
            return
        i += 1
        j -= 1

    print("Yes")


solve()