Cod sursa(job #2390489)

Utilizator vladvlad00Vlad Teodorescu vladvlad00 Data 28 martie 2019 09:41:16
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.85 kb
#include <fstream>
#include <vector>
#define pb push_back

using namespace std;

FILE * fin=fopen("radixsort.in","r");
FILE * fout=fopen("radixsort.out","w");

int n, a, b, c, cif, nr, maxim, v[10000005];
long long p;
vector<int> A[300];

int main()
{
    int i, j, k;

    fscanf(fin,"%d %d %d %d",&n,&a,&b,&c);
    v[1] = b;
    for (i=2;i<=n;i++)
        v[i] = (1ll*a*v[i-1]+b)%c;
    p = 1;
    for (k=0;k<4;k++)
    {
        p<<=8;
        for (i=0;i<(1<<8);i++)
            A[i].clear();
        for (i=1;i<=n;i++)
        {
            cif = v[i]&(p-1);
            cif >>= (8*k);
            A[cif].pb(v[i]);
        }
        nr = 0;
        for (i=0;i<(1<<8);i++)
            for (j=0;j<A[i].size();j++)
                v[++nr] = A[i][j];
    }
    for (i=1;i<=n;i+=10)
        fprintf(fout,"%d ",v[i]);
    return 0;
}