[백준 15651] N과 M(3) (C++/Python)

- N과 M (1) : 중복 수열 X / 숫자 중복 X
- N과 M (2) : 중복 수열 X / 숫자 중복 X / 오름차순
- N과 M (3) : 중복 수열 X / 숫자 중복 O

 

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C++)

#include <iostream>
#include <algorithm>
#define MAX_NUM 10
using namespace std;

int n, m;
int ans[MAX_NUM];

// cnt == 현재 수열 길이
void suyeol(int cnt) {
	if (cnt == m) {
		for (int i = 0; i < m; i++)
			cout << ans[i] << " ";
		cout << "\n";
		return;
	}

	for (int i = 1; i <= n; i++) {
		ans[cnt] = i;
		suyeol(cnt + 1);
	}
}

int main(void) {
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);

	cin >> n >> m;

	suyeol(0);

	return 0;
}

 

 

 

Python)

import sys

read = sys.stdin.readline

n, m = map(int, read().rstrip().split())
ans = [0] * m

def suyeol(cnt):
    if cnt == m:
        print(' ' .join(map(str, ans)))
        return
    
    for i in range(n):
        ans[cnt] = i+1
        suyeol(cnt+1)
        
suyeol(0)