Cod sursa(job #3266696)

Utilizator Alexbora13Bora Ioan Alexandru Alexbora13 Data 9 ianuarie 2025 21:23:10
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.05 kb
#include <bits/stdc++.h>

using namespace std;

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

const int NMAX = 10000000;
const int MOD = 10;

int N, A, B, C;
int n;
unsigned long long v[NMAX+1];
unsigned long long sol[NMAX+1];

void countSort(int exp)
{
    vector <unsigned long long> freq(MOD+1,0);
    for(int i=1; i<=n; i++)
        freq[(v[i]/exp)%MOD]++;
    for(int i=1; i<10; i++)
        freq[i]+=freq[i-1];
    for(int i=n; i>=1; i--)
    {
        sol[freq[(v[i]/exp)%MOD]] = v[i];
        freq[(v[i]/exp)%MOD]--;
    }
    for(int i=1; i<=n; i++)
        v[i] = sol[i];

}

void radixSort()
{
    unsigned long long maxi = 0;
    for(int i=1; i<=n; i++)
        maxi = max(maxi, v[i]);
    for(int p=1; maxi/p>0; p*=MOD)
    {
        countSort(p);
    }
}

signed main()
{
    fin >> N >> A >> B >> C;
    n = N;
    v[1] =  B;
    for(int i=2; i<=N; i++)
        v[i] = 1ull*(A * v[i-1] + B) % C;
    radixSort();
    for(int i=1; i<=n; i+=10)
        fout << v[i] << ' ';
    return 0;
}