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#pragma GCC optimize("O3,unroll-loops,inline")
#include "bits/stdc++.h"
using namespace std;
#define rep(i,a,b) for(int i=(a); i<(b); ++i)
#define all(x) x.begin(),x.end()
#define sz(x) int(x.size())
typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> vi;
typedef vector<vi> vvi;

const int mxN = 1e6+7;
int a[mxN*2];
int nxt[mxN*2];
int dp[mxN*2];

int main(){
    cin.tie(NULL),ios::sync_with_stdio(false);
    
    int n; cin >> n;

    rep(i,0,n) cin >> a[i];
    rep(i,0,n) a[i+n] = a[i];

    a[n*2] = 1e9+7;
    nxt[n*2] = n*2;

    for(int i = n*2-1; i>=0; --i){
        nxt[i] = i+1;
        while(a[nxt[i]] <= a[i]) nxt[i] = nxt[nxt[i]];
    }

    int ans = 0;
    dp[n*2] = 0;
    for(int i = n*2-1; i >= 0; --i){
        dp[i] = 1 + dp[nxt[i]];
        ans = max(ans, dp[i]);
    }

    cout << ans << '\n';
}