Cod sursa(job #2229417)

Utilizator rnqftwcalina florin daniel rnqftw Data 6 august 2018 18:21:56
Problema Radix Sort Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.9 kb
#include <bits/stdc++.h>

using namespace std;

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

const int NMAX = 10000000;
int v[NMAX + 2];
int a, b, c, n, maxx;
int x[NMAX + 2];

int main()
{
    fin >> n >> a >> b >> c;
    v[1] = b;
    for (int i = 2; i <= n; i++) {
        v[i] = (1LL * v[i - 1] * a + b) % c;
        maxx = max(v[i], maxx);
    }
    for (int p = 0; p < 32; p += 8) {
        int f[256];
        memset(f,0,sizeof(f));
        for(int i=1;i<=n;i++)
            f[(v[i] >> p) % 256]++;
        for (int i = 1; i < 256; i++)
            f[i] = f[i] + f[i - 1];
        for (int i = n; i >= 1; i--) {
            x[f[(v[i] >> p) % 256]] = v[i];
            f[(v[i] >> p) % 256]--;
        }
        for (int i = 1; i <= n; i++)
            v[i] = x[i];
    }
    for (int i = 1; i <= n; i += 10)
        fout << v[i] << " ";
    return 0;
}