Cod sursa(job #2803458)

Utilizator Tudor06MusatTudor Tudor06 Data 20 noiembrie 2021 00:46:54
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.08 kb
#include <iostream>
#include <fstream>

using namespace std;

const int NMAX = 1e7;
const int BASE = 4096;
const int VALMAX = ( ( 1 << 30 ) - 1 ) * 2 + 1;

int n;
int v[NMAX];
int frecv[BASE];
int aux[NMAX];

void reorder( int xit ) {
    int i;
    for ( i = 0; i < BASE; i ++ )
        frecv[i] = 0;
    for ( i = 0; i < n; i ++ )
        frecv[v[i] / ( 1 << xit ) % BASE] ++;
    for ( i = 1; i < BASE; i ++ )
        frecv[i] += frecv[i - 1];
    for ( i = n - 1; i >= 0; i -- )
        aux[--frecv[v[i] / ( 1 << xit ) % BASE]] = v[i];
    for ( i = 0; i < n; i ++ )
        v[i] = aux[i];
}
void radix() {
    int xit;
    for ( xit = 0; xit < 3; xit ++ ) {
        reorder( 12 * xit );
    }
}
int main() {
    ifstream fin( "radixsort.in" );
    ofstream fout( "radixsort.out" );
    int a, b, c, i, x;
    fin >> n >> a >> b >> c;
    v[0] = b;
    x = b;
    for ( i = 1; i < n; i ++ ) {
        x = ( (long long)a * x + b ) % c;
        v[i] = x;
    }

    radix();

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