소프티어

const readline = require('readline');


const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout,
});


const roomTime = {};
const DASH = '-----';
let [roomNumber, reservationNumber] = [0, 0];
rl.on('line', (input) => {
  if (roomNumber === 0 && reservationNumber === 0) {
    [roomNumber, reservationNumber] = input.split(' ').map(Number);
  } else {
    const [name, start, end] = input.split(' ').map((item, index) => {
      if (index !== 0) return Number(item);
      return item;
    });
    if (!roomTime[name]){ 
      roomTime[name] = Array.from({ length: 19 }, () => 0);
      roomTime[name][18] = 1;
    }
    else {
      for (let i = start; i < end; i += 1) {
        roomTime[name][i] = 1;
      }
    }
  }
});


rl.on('close', () => {
  const roomNames = Object.keys(roomTime);
  roomNames.sort();
  const avalible = {};


  for (let i = 0; i < roomNames.length; i += 1) {
    const times = roomTime[roomNames[i]];
    avalible[roomNames[i]] = [];
    let current = 1;
    let start = 0;
    for (let j = 9; j <= 18; j += 1) {
      if (times[j] === 0 && current === 1) {
        current = 0;
        start = j;
      } else if (times[j] === 1 && current === 0) {
        avalible[roomNames[i]].push([start, j]);
        current = 1;
        start = 0;
      }
    }
  }


  for (let i = 0; i < roomNames.length; i += 1) {
    console.log(`Room ${roomNames[i]}:`);
    const possible = avalible[roomNames[i]];
    if (possible.length > 0) console.log(`${possible.length} available:`);
    else {
      console.log('Not available');
      console.log(DASH);
      continue;
    }


    for (let j = 0; j < possible.length; j += 1) {
      console.log(`${String(possible[j][0]).padStart(2, 0)}-${possible[j][1]}`);
    }
    if (i < roomNames.length - 1) console.log(DASH);
  }


  process.exit();
});