Cod sursa(job #2247650)

Utilizator algebristulFilip Berila algebristul Data 28 septembrie 2018 21:23:16
Problema Radix Sort Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 0.91 kb
#include <bits/stdc++.h>

using namespace std;

const int kBuckets = 256;

vector<int> buckets[kBuckets];

void sort_by_bucket(function<int (int)> bucket_of_int, vector<int>& v) {
  for (int i = 0; i < kBuckets; i++)
    buckets[i].clear();

  for (int n : v)
    buckets[bucket_of_int(n)].push_back(n);

  v.clear();
  for (int i = 0; i < kBuckets; i++)
    v.insert(v.end(), buckets[i].begin(), buckets[i].end());
}

int main() {
  #ifdef INFOARENA
  freopen("radixsort.in", "r", stdin);
  freopen("radixsort.out", "w", stdout);
  #endif
  
  int n, a, b, c;
  cin >> n >> a >> b >> c;
  
  vector<int> v;
  v.push_back(b);
  for (int i = 1; i < n; i++) {
    v.push_back((a * v[i - 1] + b) % c);
  }
  
  for (int offset = 0; offset < 32; offset += 8) {
    sort_by_bucket([offset](int x) { return (x >> offset) & 0xFF; }, v);
  }
  
  for (int i = 0; i < n; i += 10) {
    cout << v[i] << ' ';
  }
  cout << '\n';
  
  return 0;
}