Cod sursa(job #2600963)

Utilizator Groza_Iulia_DianaGroza Iulia Diana Groza_Iulia_Diana Data 13 aprilie 2020 15:00:20
Problema Radix Sort Scor 70
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.83 kb
#include <iostream>
#include <fstream>
#include <vector>

using namespace std;
ifstream fin("radixsort.in");
ofstream fout("radixsort.out");

void radixsort(vector<int>& v)
{
    vector<int> fr(256);
    vector<int> aux((int)v.size());
    for(int bit=0; bit<=31; bit+=8)
    {
        for(auto& i:v)
            fr[(i>>bit)&255]++;
        for(int i=1; i<256; i++)
            fr[i]+=fr[i-1];
        for(int i=(int)v.size()-1; i>=0; i--)
            aux[--fr[(v[i]>>bit)&255]]=v[i];
        v=aux;
        fill(fr.begin(), fr.end(), 0);
    }
}

int main()
{
    int n, a, b, c;
    fin >> n >> a >> b >> c;
    vector <int> v(n);
    v[0]=b;
    for(int i=1; i<n; i++)
        v[i]=(1LL*a*v[i-1]+b)%c;
    radixsort(v);
    for(int i=0; i<(int)v.size(); i+=10)
        fout<< v[i] << ' ';
    return 0;
}