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def main():
    k =  int(input())
    a = list(map(int,input().split()))
    nge = [-1] * k * 2
    a += a
    steck = []
    for i in range(k*2):

        while steck and a[i] > a[steck[-1]]:
            nge[steck.pop()] = i
        steck.append(i)
    dp = [-1] * k * 2
    for i in range(k*2-1,-1,-1):
        if nge[i] == -1:
            dp[i] = 1
        else:
            dp[i] = dp[nge[i]] + 1
    print(max(dp))



main()