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pku3590 The shuffle Problem

 
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#include<iostream>
#include<vector>
#include<algorithm>
#include<cstdio>
#include<queue>
#include<stack>
#include<string>
#include<map>
#include<set>
#include<cmath>
#include<cassert>
#include<cstring>
#include<iomanip>
using namespace std;
typedef long long i64;
#define out64 "%lld\n"
#define in64 "%lld"
/************ for topcoder by zz1215 *******************/
#define FOR(i,a,b)      for( int i = (a) ; i <= (b) ; i ++)
#define FFF(i,a)        for( int i = 0 ; i < (a) ; i ++)
#define FFD(i,a,b)      for( int i = (a) ; i >= (b) ; i --)
#define S64(a)          scanf(in64,&a)
#define SS(a)           scanf("%d",&a)
#define LL(a)           ((a)<<1)
#define RR(a)           (((a)<<1)+1)
#define pb              push_back
#define CL(Q)           while(!Q.empty())Q.pop()
#define MM(name,what)   memset(name,what,sizeof(name))
#define read            freopen("in.txt","r",stdin)
#define write           freopen("out.txt","w",stdout)

const int inf = 0x3f3f3f3f;
const i64 inf64 = 0x3f3f3f3f3f3f3f3fLL;
const double oo = 10e9;
const double eps = 10e-9;
const double pi = acos(-1.0);

int dp[111];
vector<int>p;

int pow(int a,int x)
{
    int temp=1;
    for(int i=1;i<=x;i++)
    {
        temp*=a;
    }
    return temp;
}

void dfs(int rest,int id=0,int sum=0,int now=1)
{
    if(id>=int(p.size())) return ;
    if(rest == 0)
    {
        if(sum<=100)
        {
            if(dp[sum]<now)
            {
                dp[sum]=now;
            }
        }
    }
    else
    {
        for(int i=0;pow(p[id],i)+sum<=100;i++)
        {
            if(i!=0)
            {
                dfs(rest-i,id+1,sum+pow(p[id],i),now*pow(p[id],i));
            }
            else
            {
                dfs(rest,id+1,sum,now);
            }
        }
    }
    return ;
}

void start()
{
    MM(dp,0);
    for(int i=1;i<20;i++)
    {
        dfs(i);
    }
    dp[1]=1;

    int temp = 0;

    for(int i=1;i<=100;i++)
    {
        if(temp<dp[i])
        {
            temp = dp[i];
        }
        if(dp[i]<temp)
        {
            dp[i] = temp;
        }
    }

    return ;
}

bool isp(int x)
{
    int temp = sqrt(double(x));
    for(int i=0;i<p.size();i++)
    {
        if(!(x%p[i]))
        {
            return false;
        }
        if(p[i]>temp)
        {
            return true;
        }
    }
    return true;
}


int main()
{
    p.clear();
    p.pb(2);

    for(int i=3;i<100;i++)
    {
        if(isp(i))
        {
            p.pb(i);
        }
    }
    start();

    int T;
    int n;
    cin>>T;
    vector<int>v;
    while(T--)
    {
        cin>>n;
        v.clear();
        int x = dp[n];
        int temp;
        int sum=0;
        for(int i=0;i<p.size();i++)
        {
            temp = 1;
            while(0 == x%p[i])
            {
                temp *= p[i];
                x/=p[i];
            }
            if(1 != temp)
            {
                sum+=temp;
                v.pb(temp);
            }
        }
        cout<<dp[n];
        for(int i=1;i<=n-sum;i++)
        {
            cout<<" "<<i;
        }
        sort(v.begin(),v.end());
        temp = n-sum+1;
        int top;
        for(int i=0;i<v.size();i++)
        {
            top = temp;
            for(int u=1;u<=v[i]-1;u++)
            {
                temp++;
                cout<<" "<<temp;
            }
            cout<<" "<<top;
            temp++;
        }
        cout<<endl;
    }
    return 0;
}



















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