Cod sursa(job #2648806)

Utilizator buhaidarius@gmail.comBuhai Darius [email protected] Data 12 septembrie 2020 13:09:53
Problema Radix Sort Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.06 kb
#include <iostream>
#include <fstream>
#include <vector>

#define LL long long

using namespace std;

const long MAXN = 1e7+1;

ifstream fin("radixsort.in");
ofstream fout("radixsort.out");

vector<int> v, v2;
LL n;

void count_sort(int pow){
    int i, count[10] = {0};
    
    for (i = 0; i < n; i++)
        count[(v[i]/pow)%10 ]++;
    for (i = 1; i < 10; i++)
        count[i] += count[i - 1];
    for (i = n - 1; i >= 0; i--){
        v2[count[(v[i]/pow)%10 ]-1] = v[i];
        count[(v[i]/pow)%10]--;
    }
    for (i = 0; i < n; i++)
        v[i] = v2[i];
}

void radix_sort(LL maxi){
    for(int pow = 1;maxi/pow>0;pow*=10)
        count_sort(pow);
}

LL generate_num(LL a, LL b, LL c){
    v.push_back(b);
    v2.push_back(0);
    LL maxi = v[0];
    for(int i=1;i<n;i++){
        v.push_back((a*v[i-1]+b)%c);
        v2.push_back(0);
        if(v[i]>maxi) maxi = v[i];
    }
    return maxi;
}

int main() {
    LL a, b, c, maxi;
    fin>>n>>a>>b>>c;
    maxi = generate_num(a, b, c);
    radix_sort(maxi);
    for(int i=0;i<n;i+=10)
        fout<<v[i]<<' ';
    return 0;
}