Cod sursa(job #2907133)

Utilizator CristianCazacuCazacu Cristian - Gabriel CristianCazacu Data 28 mai 2022 21:05:24
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.78 kb
#include <iostream>
#include <fstream>

using namespace std;

int main() {

    ifstream f("radixsort.in");
    ofstream g("radixsort.out");

    int n, A, B, C;
    f >> n >> A >> B >> C;
    int v[n+1], aux[n+1], arr[256];
    v[1] = B;

    for(int i = 2; i <= n; i++) {
        v[i] = (A * v[i - 1] + B) % C;
    }

    for(int i = 0; i < 32; i += 8) {
        for(int j = 0; j < 256; j++)
            arr[j] = 0;

        for(int j = 1; j <= n; j++)
            arr[(v[j] >> i) & 255]++;

        for(int j = 1; j < 256; j++)
            arr[j] += arr[j - 1];

        for(int j = n; j >= 1; j--)
            aux[arr[(v[j] >> i) & 255]--] = v[j];

        for(int j = 1; j <= n; j++)
            v[j] = aux[j];
    }

    for(int i = 1; i <= n; i += 10)
        g << v[i] << " ";
    return 0;
}