求助巨佬：只有80pts,谢谢！！

#include<bits/stdc++.h>
using namespace std;
int ans=0,a[10005];
int main()
{
	int n;
	scanf("%d",&n);
	for(int i=1;i<=n;i++)scanf("%d",&a[i]);
	bool x=0;
	for(int i=2;i<=n-1;i++){
		if(a[i]<=a[i+1]&&a[i]<=a[i-1]){
			if(!x){
				ans++;
				x=1;
			}
		}
		else x=0;
	}
	cout<<ans;
	return 0;
}