Cod sursa(job #1138260)

Utilizator rzvrzvNicolescu Razvan rzvrzv Data 9 martie 2014 20:18:57
Problema Radix Sort Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.84 kb
#include <cstdio>

using namespace std;

int n,a,b,c,i;
int v[10000100];
int t[10000100];
int ind[300],cont[300];

int cod(int nr,int i)
{
    return ( (nr>>(8*i))&255);
}

void numarating(int a[],int b[],int x)
{
    int i;
    for (i=0;i<=256;i++) ind[i]=cont[i]=0;
    for (i=1;i<=n;i++)
        cont[cod(a[i],x)]++;
    for (i=1;i<=255;i++)
        ind[i]=ind[i-1]+cont[i-1];
    for (i=1;i<=n;i++)
        b[++ind[(cod(a[i],x))]]=a[i];
}

int main()
{
    freopen("radixsort.in","r",stdin);
    freopen("radixsort.out","w",stdout);
    scanf("%d%d%d%d",&n,&a,&b,&c);
    v[1]=b;
    for (i=1;i<=n;i++) v[i]=(long long(a*v[i-1]+b))%c;
    for (i=0;i<=3;i++)
        if (i%2==0)
            numarating(v,t,i);
        else
            numarating(t,v,i);
    for (i=1;i<=n;i+=10) printf("%d ",v[i]);
    return 0;
}