[softeer] 회의실 예약 js

문제 해결에 시간이 걸려서 검색하여 해결하려 했으나, JavaScript로 된 풀이를 찾지 못해 결국 혼자서 문제를 해결했다.
너무 단순하게 푼 것 같아서 다시 풀어볼 예정.

const readline = require("readline");

const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout,
});
const input = [];
rl.on("line", (line) => {
  input.push(line.split(" "));
}).on("close", () => {
  const room = Number(input[0][0]);
  const arrLen = Number(input[0][1]);

  const arr = new Array(room);
  for(let i=0;i<room;i++){
      arr[i]=new Array(9).fill(true);
  }

  //이름 오름차순으로 정렬
  const nameArr = new Array(room);
  for(let i=0;i<room;i++){
    nameArr[i]=input[i+1][0];
  }
  nameArr.sort();

  //회의시간 빼기.
  for(let i=room+1;i<=room+arrLen;i++){
      const reservation = input[i];
      let roomName = 0;
      for(;roomName<=room;roomName++){
          if(nameArr[roomName]===reservation[0]){
              break;
          }
      }
      let start = Number(reservation[1])-9;
      const end = Number(reservation[2])-9;
      for(;start<end;start++){
          arr[roomName][start]=false;
      }
  }
  //true인 애들 cnt돌리기.
  //각 구간 print하기기
  for(let i=0;i<room;i++){
      console.log("Room "+nameArr[i]+":");
      let cnt = 0;
      for(j=0;j<9;j++){
          if(arr[i][j]===true){
              if(j==0 || arr[i][j-1]===false) cnt++;
          }
      }
      if(cnt===0){
          console.log("Not available");
      }else{
          console.log(cnt+" available:");
          let str='';
          for(let j=0;j<9;j++){
              if(arr[i][j]===true){
                if((j===0 && arr[i][j+1]===false) || (str==='' && arr[i][j+1]===false) || (j===8 &&str==='')){
                    str=String(j+9).padStart(2,'0')+'-'+String(j+10).padStart(2,'0');
                    console.log(str)
                    str=''
                }else if(j==0 || arr[i][j-1]===false) {
                    str=String(j+9).padStart(2,'0');
                }
                else if(j===8 || arr[i][j+1]===false){
                    str+="-"+String(j+10).padStart(2,'0');
                    console.log(str);
                    str=''
                }
              }
          }
      }
      if(i!=room-1){
          console.log("-----");
      }
  }
});