Node.js) 백준 15652번 : N과 M (4)

출처: https://www.acmicpc.net/problem/15652

const fs = require('fs');
const input = fs.readFileSync("/dev/stdin").toString().trim().split(" ").map(v=>+v);

const N = input[0];
const M = input[1];

let result = '';
function solve(cnt,pos,val){
  if(cnt==M){
    result+=`${val}\n`
    return false;
  }else{
    for(let i = 1; i<=N; i++){
      if(pos>i)continue
      solve(cnt+1,i,val+i+' ')
    }
  }

}

solve(0,0,'');
console.log(result.trim())