Cod sursa(job #2108347)

Utilizator trutruvasilicaHuhurez Marius trutruvasilica Data 18 ianuarie 2018 08:45:09
Problema Farfurii Scor 90
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.65 kb
#include <fstream>
#include <bits/stdc++.h>
using namespace std;
ifstream fin("farfurii.in");
ofstream fout("farfurii.out");
int main()
{
    unsigned int n,k,i,j;
    fin>>n>>k;
    for(i=1;i<=n;i++)
    {
        if(i*(i-1)/2 == k ) break;
        if(i*(i-1)/2 > k)
        {
            i--;
            break;
        }
    }
    if(i*(i-1)/2==k)
    {
        for(j=1;j<=n-i;j++) fout<<j<<" ";
        for(j=n;j>n-i;j--) fout<<j<<" ";
    }
    else
    {
        for(j=1;j<n-i;j++) fout<<j<<" ";
        fout<<(n-i*(i+1)/2 +k)<<" ";
        for(j=n;j>=n-i;j--)
        {
            if(j==(n-(i*(i+1)/2-k))) continue;
            fout<<j<<" ";

        }
    }

}