Cod sursa(job #2522067)

Utilizator armigheGheorghe Liviu Armand armighe Data 11 ianuarie 2020 22:28:35
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.11 kb
#include<bits/stdc++.h>
#include<cstdlib>
#define R 65535//2^16-1
using namespace std;
ifstream f("radixsort.in");
ofstream g("radixsort.out");
int v[2][10000002],w[10000002],a[R+2];
string sol;

inline void rez(int x)
{
    if(x!=0)
    {
        rez(x/10);
        sol+=x%10+'0';
    }
}

inline void rez()
{
    int n,i,A,B,C;
    f>>n>>A>>B>>C;
    v[0][1]=B;
    for(i=2;i<=n;i++)
        v[0][i]=(1LL*v[0][i-1]*A+B)%C;
    for(i=1;i<=n;i++)
    {
        w[i]=v[0][i]&R;
        a[w[i]]++;
    }
    for(i=1;i<=R;i++)
        a[i]+=a[i-1];
    for(i=n;i>=1;i--)
    {
        v[1][a[w[i]]]=v[0][i];
        a[w[i]]--;
    }
    for(i=0;i<=R;i++)
        a[i]=0;
    for(i=1;i<=n;i++)
    {
        w[i]=(v[1][i]>>16)&R;
        a[w[i]]++;
    }
    for(i=1;i<=R;i++)
        a[i]+=a[i-1];
    for(i=n;i>=1;i--)
    {
        v[0][a[w[i]]]=v[1][i];
        a[w[i]]--;
    }
    for(i=1;i<=n;i+=10)
    {
        if(v[0][i]!=0)
            rez(v[0][i]);
        else
            sol+='0';
        sol+=' ';
    }
    g<<sol;
}

int main()
{
    rez();
    return 0;
}