Count match winner

tournamentWinner.js

function tournamentWinner(competitions, results) {
  // Write your code here.
	let maxWinnerCounter = Number.MIN_VALUE
	let maxWinnerKey = ""
	const resultsCounter = {};
	console.log("bacon", results);
	for (let i = 0; i < results.length; i++) {
		const winnerKey = results[i] ? competitions[i][0] : competitions[i][1]
		console.log("winnerKey", winnerKey);
		// store counter
		if (!resultsCounter[winnerKey]) resultsCounter[winnerKey] = 0
		resultsCounter[winnerKey] = resultsCounter[winnerKey] + 1
		// Check max winner
		if (resultsCounter[winnerKey] > maxWinnerCounter) {
			maxWinnerKey = winnerKey;
			maxWinnerCounter = resultsCounter[winnerKey];
		}
	}
  return maxWinnerKey;
}

// Do not edit the line below.
exports.tournamentWinner = tournamentWinner;