http://acm.hnu.cn/online/?action=problem&type=show&id=12256
#include<iostream>
#include<cstdio>
#include<algorithm>
using namespace std;
/*
排序后,则a[i]可以放在a[p](i>p>=0)的前面,累乘即可了
*/
/*
尼玛的这题太坑爹了,说是N<=10000,让俺作死的RE了个多小时有意思么啊,显然N还要更大额~~~~~~~~~~~~
*/
const int MAX=1000000007;
int main()
{
int a[100001],i,far=0,j,n,t;
__int64 res=1;
scanf("%d%d",&n,&t);
for(i=0;i<n;&