Cod sursa(job #3198794)

Utilizator Maftei_TudorMaftei Tudor Maftei_Tudor Data 30 ianuarie 2024 15:53:43
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1 kb
#include <fstream>

using namespace std;
ifstream in("radixsort.in");
ofstream out("radixsort.out");
const int N = 1e7 + 5;

int n, a, b, c, maxi, v[N];

int getcif(int x, int cif) {
    return x / cif % 10;
}
void countsort(int cif) {
    int fr[10], nou[n+5];
    for(int i=0; i<=9; i++)
        fr[i] = 0;

    for(int i=1; i<=n; i++)
        fr[getcif(v[i], cif)]++;
    for(int i=1; i<=9; i++)
        fr[i] += fr[i-1];
    for(int i=n; i>=1; i--) {
        nou[fr[getcif(v[i], cif)]] = v[i];
        fr[getcif(v[i], cif)]--;
    }
    for(int i=1; i<=n; i++)
        v[i] = nou[i];
}
void radix() {
    int cnt = 1;
    while(cnt <= maxi) {
        countsort(cnt);
        cnt *= 10;
    }
}

int main()
{
    in >> n >> a >> b >> c;
    v[1] = b % c;
    maxi = v[1];
    for(int i=2; i<=n; i++) {
        v[i] = (1LL * a * v[i-1] + b) % c;
        maxi = max(maxi, v[i]);
    }

    radix();

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