Cod sursa(job #2750616)

Utilizator NashikAndrei Feodorov Nashik Data 12 mai 2021 14:50:34
Problema Order Scor 80
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 1.21 kb
//#include <iostream>
#include <fstream>
#include <vector>
using namespace std;
#define vi vector<int>
int nex[30005],pre[30005],f[30005];
ifstream cin("order.in");
ofstream cout("order.out");
vi brut(int n){
    for(int i=1;i<=n;i++){
        f[i]=0;
    }
    int cur=1;
    for(int i=1;i<=n;i++){
        int x=i;
        while(x){
            x--;
            cur++;
            if(cur==n+1)
                cur=1;
            if(f[cur]==1)
                x++;
        }
        f[cur]=1;
        cout<<cur<<" ";
    }
    cout<<"\n";
}
int main()
{
    ios_base::sync_with_stdio(false);
    int n;
    cin>>n;
    //brut(n);
    for(int i=1;i<=n;i++){
        nex[i]=i+1;
        pre[i]=i-1;
        if(i==1){
            pre[i]=n;
        }
        if(i==n){
            nex[i]=1;
        }
    }
    int cur=1;
    for(int i=1;i<=n;i++){
        int ciclu=i;
        if(i==n){
            ciclu=1;
        }
        else
        ciclu%=(n-i+1);
        if(ciclu==0)
            ciclu=n-i+1;
        for(int j=1;j<=ciclu;j++){
            cur=nex[cur];
        }
        cout<<cur<<" ";
        nex[pre[cur]]=nex[cur];
        pre[nex[cur]]=pre[cur];
    }
    return 0;
}