Cod sursa(job #1889235)

Utilizator Luncasu_VictorVictor Luncasu Luncasu_Victor Data 22 februarie 2017 17:16:29
Problema Radix Sort Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 1.37 kb
#include <iostream>
#include <cstdio>
#include <cstring>
#include <vector>
#include <set>
#include <algorithm>
#include <cassert>
using namespace std;

vector<int> sol;
int N, A, B, C, X;

struct MyNum {
    int val;
    int rval;
};

vector<MyNum> v;
vector<MyNum> b[2][1000];

void radix() {
    bool done = false;
    int src = 0, dst = 1;
    for (int i = 0; i < v.size(); ++i) {
        X = v[i].val;
        b[src][X % 1000].push_back({X / 1000, X});
    }
    while (!done) {
        done = true;
        for (int i = 0; i < 1000; ++i) {
            for (int j = 0; j < b[src][i].size(); ++j) {
                X = b[src][i][j].val;
                if (X == 0) {
                    sol.push_back(b[src][i][j].rval);
                } else {
                    b[dst][X % 1000].push_back({X / 1000, b[src][i][j].rval});
                    done = false;
                }
            }
        }
        src ^= 1;
        dst ^= 1;
    }
}

int main() {

freopen("radixsort.in","r",stdin);
freopen("radixsort.out","w",stdout);

    cin >> N >> A >> B >> C;
    //N = 100; A = 12; B = 38; C = 123;
    v.push_back({B,B});
    X = B;
    for (int i = 1; i < N; ++i) {
        X = ((long long)A * X + B) % C;
        v.push_back({X, X});
    }
    radix();
    for (int i = 0; i < sol.size(); ++i) {
        if (i % 10 == 0) {
            printf("%d ", sol[i]);
        }
    }

    return 0;
}