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#include <bits/stdc++.h>
using namespace std;
const int N = 1010;
const int INF = 0x3f3f3f3f;
int a[N];
int n;
int res;
/**
测试用例：
3
130 200 55
最多投进球的个数
答案：2
*/
* 功能：深度优先搜索
* @param u 选择了哪个篮筐
* @param last 前面最后一个数字是多少
* @param cnt 已经投中了多少个球
void dfs(int u, int pre, int cnt) {
if (u == n + 1) {
res = max(res, cnt);
return;
}
if (a[u] < pre) dfs(u + 1, a[u], cnt + 1);
dfs(u + 1, pre, cnt);
int main() {
cin >> n;
for (int i = 1; i <= n; i++) cin >> a[i];
dfs(1, INF, 0);
printf("%d\n", res);
return 0;
