Cod sursa(job #2622272)

Utilizator alezgandruOana Alexandru Andrei alezgandru Data 31 mai 2020 19:59:35
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.29 kb
#include<iostream>
#include<fstream>
using namespace std;
ifstream in("radixsort.in");
ofstream out("radixsort.out");

int getMax(int arr[], long long n)
{
    int m = 0;
    for (long long i = 0; i < n; i++)
        if (arr[i] > m)
            m = arr[i];
    return m;
}

void countSort(int arr[], long long n, int pas)
{
    int aux[n];
    long long i = 0, count[10] = {0};
    while(i < n)
    {
        count[ (arr[i]/pas)%10 ]++;
        i += 1;
    }
    i=1;
    while(i<10)
    {
        count[i] += count[i - 1];
        i += 1;
    }

    i = n-1;
    while(i>=0)
    {
        aux[count[ (arr[i]/pas)%10 ] - 1] = arr[i];
        count[ (arr[i]/pas)%10 ]--;
        i -= 1;
    }
    i = 0;
    while(i < n)
    {
        arr[i] = aux[i];
        i+=1;
    }

}

void radixsort(int arr[], int n)
{
    int m = getMax(arr, n);

    for (int pas = 1; m/pas > 0; pas *= 10)
        countSort(arr, n, pas);
}
int v[10000001];
int main()
{
    long long n, a, b, c;
    in >> n >> a >> b >> c;
    v[0] = b;
    long long j = 1;
    while (j < n)
    {
        v[j] = (a * v[j - 1] + b) % c;
        j += 1;
    }
    radixsort(v, n);
    j = 0;
    while (j < n)
    {
        out << v[j] << " ";
        j += 10;
    }

    return 0;
}