链接：http://acm.nyist.net/JudgeOnline/problem.php?pid=370

 

 

 

#include <iostream>
#include<cstdio>
using namespace std;
int main()
{
    int t;
    int n;
    int i;
    int a;
    int last;
    bool s;
    int ans;
    scanf("%d",&t);
    while(t--)
    {
        scanf("%d",&n);
        s=true;
        scanf("%d",&last);
        ans=1;
        for(i=1;i<n;i++)
        {
            scanf("%d",&a);
            if(!s&&a>last)
            {
                ans++;
                s=true;
            }
            else if(s&&a<last)
            {
                ans++;
                s=false;
            }
            last=a;

        }

        printf("%d\n",ans);

    }

    return 0;
}