Cod sursa(job #1174915)

Utilizator veleanduAlex Velea veleandu Data 24 aprilie 2014 10:31:11
Problema Radix Sort Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 0.81 kb
#include <fstream>
#include <iostream>
using namespace std;

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

const int kMaxN = 10000005;

int n;
int ap[1 << 16];

int aux[kMaxN], el[kMaxN];

void solve(int p) {
	int mask = (1 << 16) - 1;
 	
	for (int i = 1; i <= n; ++i)
		ap[(el[i] & (mask << p)) >> p]++;
	
	for (int i = 1; i < mask; ++i)
		ap[i] += ap[i - 1];
	for (int i = mask - 1; i > 0; --i) {
		ap[i] = ap[i - 1];
		ap[i]++;
	}
	ap[0] = 1;

	for (int i = 1; i <= n; ++i)
		aux[ap[(el[i] & (mask << p)) >> p]++] = el[i];
	for (int i = 1; i <= n; ++i)
		el[i] = aux[i];
}

int main() {
 	int a, b, c;
	in >> n >> a >> b >> c;
	el[1] = b;
	for (int i = 2; i <= n; ++i)
		el[i] = (1LL * a * el[i - 1] + b) % c;

 	solve(0);   
	solve(16);

	for (int i = 1; i <= n; i += 10)
		out << el[i] << ' ';
	return 0;
}