Cod sursa(job #2619108)

Utilizator jungleTUDOSE MIHAI-CRISTIAN jungle Data 26 mai 2020 23:24:40
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.12 kb
#include <iostream>
#include <fstream>

using namespace std;

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

int v[1000002];

int getM(int dim)
{
    int i,maxim = 0;
    for(i=0; i<dim; i++)
    {
        if(v[i] > maxim)
        {
            maxim = v[i];
        }
    }
    return maxim;
}

void countSort(int dim, int byte)
{
    int fr[16] = { 0 },temp[dim],i,pas;
    for (i=0; i<dim; i++)
    {
        ++fr[(v[i] >> byte) & 15];
    }
    for(i=pas=0; i<16; i++)
    {
        pas += fr[i];
        fr[i] = pas - fr[i];
    }
    for(i=0; i<dim; i++)
    {
        temp[fr[(v[i] >> byte) & 15]++] = v[i];
    }
    for(i=0; i<dim; i++)
    {
        v[i] = temp[i];
    }
}

void radixSort(int dim)
{
    int maxi,i;
    maxi = getM(dim);
    for(i=0; (maxi >> i) > 0; i+=4)
    {
        countSort(dim,i);
    }
}

int main()
{
    long long int n,a,b,c,i;
    f>>n>>a>>b>>c;
    v[0] = b;
    for(i=1; i<n; i++)
    {
        v[i] = (a*v[i-1]+b)%c;
    }
    radixSort(n);
    for(i=0; i<n; i+=10)
    {
        g<<v[i]<<" ";
    }
    return 0;
}