var input = require("fs").readFileSync("input.txt").toString().replace(/\r/g, "");

var bots = [];
var outputs = [];

input.split("\n").filter((a)=>(a)).forEach((line)=>{
  if(line.indexOf("bot") == 0){
    var lineData = line.match(/bot ([0-9]+) gives low to ([^ ]+) ([0-9]+) and high to ([^ ]+) ([0-9]+)/);
    if(!bots[parseInt(lineData[1])]){
      bots[parseInt(lineData[1])] = {};
    }
    bots[parseInt(lineData[1])].low = [lineData[2], parseInt(lineData[3])];
    bots[parseInt(lineData[1])].high = [lineData[4], parseInt(lineData[5])];
  }
  else{
    var lineData = line.match(/value ([0-9]+) goes to bot ([0-9]+)/);
    if(!bots[parseInt(lineData[2])]){
      bots[parseInt(lineData[2])] = {};
    }
    if(!bots[parseInt(lineData[2])].values){
      bots[parseInt(lineData[2])].values = [];
    }
    bots[parseInt(lineData[2])].values.push(parseInt(lineData[1]));
  }
});

function resolveBot(id){
  var bot = bots[id];
  bot.values = bot.values.sort((a, b)=>(a - b));
  var low = bot.values[0];
  var high = bot.values[1];
  if((low == 17) && (high == 61)){
    console.log("Found", id);
  }
  bot.values = [];
  give(bot.low[0], bot.low[1], low);
  give(bot.high[0], bot.high[1], high);
}

function give(type, target, value){
  if(type == "bot"){
    if(!bots[target].values) bots[target].values = [];
    bots[target].values.push(value);
    if(bots[target].values.length == 2){
      resolveBot(target);
    }
  }
  else{
    outputs[target] = value;
  }
}

resolveBot(bots.map((a, i)=>{a.id=i; return a;}).filter((a)=>(a.values)).filter((a)=>(a.values.length == 2))[0].id);