hdu1257

http://acm.hdu.edu.cn/showproblem.php?pid=1257

#include"iostream"
#define M 50000
using namespace std;
int n;
int a[M];
int i,j;
int used[M];
int flag=0;
int main()
{
    while(cin>>n)
    {
        for(i=0;i<n;i++)
            cin>>a[i];
        memset(used, 0 ,sizeof(used));
          flag=0;
        for(i=0; i<n; i++)
        {
            if(used[i]==0)
            {
             flag++;
                int x=i;
                used[x]=1;
            for(j=i+1;j<n;j++)
            {
                if(a[x]>a[j] && used[j]==0)
                {
                    used[j]=1;
                    x=j;
                }
            
            }

        }        
    }
        cout<<flag<<endl;
    }
    return 0;
}