Cod sursa(job #2675892)

Utilizator davidcotigacotiga david davidcotiga Data 22 noiembrie 2020 19:19:04
Problema Combinari Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.72 kb
#include <iostream>
#include <fstream>
#include <stack>
#include <algorithm>
#include <string>
#include <queue>
#include <vector>
#include <map>
#include <cmath>
#include <stdio.h>

using namespace std;

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

int sol[18], n, k;

void afis() {
	for (int i = 1; i <= k; ++i)
		fout << sol[i] << " ";
	fout << "\n";
}

int valid(int poz) {
	for (int i = 1; i < poz; ++i)
		if (sol[poz] <= sol[i])
			return 0;
	return 1;
}

void back(int poz) {
	for (int i = 1; i <= n; ++i) {
		sol[poz] = i;
		if (valid(poz)) {
			if (poz == k)
				afis();
			else
				back(poz + 1);
		}
	}
}

int main() {
	fin >> n >> k;

	back(1);

	return 0;
}