Cod sursa(job #2610608)

Utilizator MatteoalexandruMatteo Verzotti Matteoalexandru Data 5 mai 2020 10:22:52
Problema Radix Sort Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.65 kb
/*
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            ..----.` ``.-/+:.`
                   `````..-::/.
                  `..```.-::///`
                 `-.....--::::/:
                `.......--::////:
               `...`....---:::://:
             `......``..--:::::///:`
            `---.......--:::::////+/`
            ----------::::::/::///++:
            ----:---:::::///////////:`
            .----::::::////////////:-`
            `----::::::::::/::::::::-
             `.-----:::::::::::::::-
               ...----:::::::::/:-`
                 `.---::/+osss+:`
                   ``.:://///-.
*/
#include <fstream>

using namespace std;

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

const int N = 1e7;
const int NC = 3;
const int B = 1 << 11;

int v[2][5 + N];
int nr[5 + B], poz[5 + B];

int main() {
    int n, a, b, c;

    in >> n >> a >> b >> c;

    v[1][1] = b;
    for(int i = 2; i <= n; i++)
        v[1][i] = (1LL * a * v[1][i - 1] + b) % c;

    for(int k = 1; k <= NC; k++) {
        for(int j = 0; j < B; j++)
            nr[j] = 0;

        for(int i = 1; i <= n; i++)
            nr[(v[k & 1][i] >> ((k - 1) * 11)) & (B - 1)]++;
        poz[0] = 0;

        for(int i = 1; i < B; i++)
            poz[i] = poz[i - 1] + nr[i - 1];

        for(int i = 1; i <= n; i++)
            v[(k - 1) & 1][++poz[(v[k & 1][i] >> ((k - 1) * 11)) & (B - 1)]] = v[k & 1][i];
    }

    for(int i = 1; i <= n; i += 10) {
        out << v[(NC - 1) & 1][i] << " ";
    }
    return 0;
}