Cod sursa(job #2557710)

Utilizator nicu_ducalNicu Ducal nicu_ducal Data 25 februarie 2020 22:42:04
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.93 kb
#include <bits/stdc++.h>
#define pb push_back
#define fi first
#define se second
typedef unsigned long long ul;
typedef long long ll;
using namespace std;

ll n, a, b, c;

void create(ll v[], ll n)
{
    v[0] = b;
    for (ll i = 1; i < n; i++)
        v[i] = (a * v[i-1] + b) % c;
}

void radixSort(ll v[], ll n)
{
    for (ll k = 0; k < 32; k += 8)
    {
        vector <ll> bucket[256];
        for (ll i = 0; i < n; i++)
            bucket[(v[i] >> k) & 255].pb(v[i]);

        ll index = 0;
        for (ll i = 0; i < 255; i++)
            for (auto num: bucket[i])
                 v[index++] = num;
    }
}

int main(){
    ios_base::sync_with_stdio(0); cin.tie(); cout.tie();
    ifstream cin("radixsort.in");
    ofstream cout("radixsort.out");

    cin >> n >> a >> b >> c;
    ll v[n];
    create(v, n);

    radixSort(v, n);

    for (ll i = 0; i < n; i += 10)
        cout << v[i] << " ";

    return 0;
}