Cod sursa(job #2614217)

Utilizator mihaimbMihai Badea mihaimb Data 11 mai 2020 14:50:03
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.13 kb
#include <fstream>
#include <vector>
#include <algorithm>
#include <iomanip>

int n;



int main()
{

    int a,b,c;

    int *v = new int[10000000];

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

    fin>>n>>a>>b>>c;

    v[0]=b;

    for(int i=1; i<n; i++)
    {
        v[i]=(a*v[i-1] + b) % c;
    }


    int m = v[0], exp=1;

    for(int i=1; i<n; i++)
    {
        if(v[i]>m) m = v[i];
    }

    while(m>0)
    {
        int *rez = new int[10000000];

        int H[10] = { };

        for(int i=0; i<n; i++)
        {
            H[(v[i]/exp)%10]++;
        }

        for(int i=1; i<10; i++)
        {
            H[i]=H[i]+H[i-1];
        }

        for(int i=n-1; i>=0; i--)
        {
            rez[H[(v[i]/exp)%10] -1]=v[i];
            H[(v[i]/exp)%10]--;
        }

        for(int i=0; i<n; i++)
        {
            v[i]=rez[i];
        }

        delete rez;

        m=m/10;
        exp=exp*10;
    }

    for(int i=0; i<n; i+=10)
    {
        fout<<v[i]<<' ';
    }

    fout<<'\n';

    delete v;


    return 0;
}