minhluan2292

function calculatorScore(A, B) {
	if(A.length != B.length) return 'Length error';
    	let scoreA = scoreB = 0;
    	A.forEach((value, index) => {
    		if(value > B[index]) scoreA++;
      		if(value < B[index]) scoreB++;
   	 });
 	return `[${scoreA},${scoreB}]`;
}