Cod sursa(job #1145942)

Utilizator Alexghita96Ghita Alexandru Alexghita96 Data 18 martie 2014 16:13:57
Problema Radix Sort Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.95 kb
#include <cstdio>
#include <vector>

#define Nmax 10000005

using namespace std;

int N, A, B, C;
vector <int> V;

void Citire()
{
    scanf("%d %d %d %d", &N, &A, &B, &C);
    V.push_back(B);
    for (int i = 1; i < N; ++i)
        V.push_back((A * V[i - 1] + B) % C);
}

void Sortare(int g)
{
    vector <int> L[260];
    int nr, b = 8;
    b = b * g;
    for (int i = 0; i < N; ++i)
    {
        nr = (V[i] << b) & 255;
        L[nr].push_back(V[i]);
    }
    V.clear();
    for (int i = 0; i <= 255; ++i)
    {
        for (vector <int> :: iterator it = L[i].begin(); it != L[i].end(); ++it)
            V.push_back(*it);
    }
}

void Afisare()
{
    for (int i = 0; i < N; i += 10)
        printf("%d ", V[i]);
}

int main()
{
    freopen("radixsort.in", "r", stdin);
    freopen("radixsort.out", "w", stdout);

    Citire();
    for (int i = 0; i <= 3; ++i)
        Sortare(i);
    Afisare();

    return 0;
}