Cod sursa(job #2013146)

Utilizator NashikAndrei Feodorov Nashik Data 20 august 2017 17:07:10
Problema Radix Sort Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 1.31 kb
//#include<iostream>
#include <fstream>
#include <algorithm>
using namespace std;

long long n,arr[10000005];
ifstream cin("radixsort.in");
ofstream cout("radixsort.out");
long long getMax(long long n)
{
    long long mx = arr[1];
    for (long long i = 2; i <= n; i++)
        if (arr[i] > mx)
            mx = arr[i];
    return mx;
}
void countSort(long long n, long long exp)
{
    long long output[n+10];
    long long i, count[10] = {0};
    for (i = 1; i <= n; i++)
        count[ 1LL*(arr[i]/exp)%10 ]++;

    for (i = 1; i <= 9; i++)
        count[i] += count[i - 1];

    for (i = n; i >= 1; i--)
    {
        output[count[ (1LL*arr[i]/exp)%10 ]] = arr[i];
        count[ (1LL*arr[i]/exp)%10 ]--;
    }

    for (i = 1; i <= n; i++)
        arr[i] = output[i];
}

void radixsort(long long n)
{
    long long m = getMax(n);
    for (long long exp = 1; m/exp > 0; exp *= 10)
        countSort(n, exp);
}
int main()
{
    long long a,b,c;
    cin>>n>>a>>b>>c;
    arr[1] = b;
    for(long long i = 2; i <= n; i ++)
        arr[i] = ((long long)(a * 1LL*arr[i-1])+ b) % c;
    radixsort(n);
    long long pos=1;
    bool ok=0;
    while(ok==0)
    {
        cout<<arr[pos]<<" ";
        pos+=10;
        if(pos>n)
            ok=1;
    }
    return 0;
}
///100 12 38 123