YWC16

function generateData() {
  const symbolCard = ["C", "D", "H", "S"];
  const numberCard = [
    "2",
    "3",
    "4",
    "5",
    "6",
    "7",
    "8",
    "9",
    "0",
    "J",
    "Q",
    "K",
    "A"
  ];
  let cardList = [];
  for (let indexSymbol = 0; indexSymbol < symbolCard.length; indexSymbol++) {
    for (let indexNumber = 0; indexNumber < numberCard.length; indexNumber++) {
      cardList.push(numberCard[indexNumber] + symbolCard[indexSymbol]);
    }
  }
  return cardList;
}

function cardAt(number) {
  const cardList = generateData();
  if (typeof number === "number") {
    let index = Math.abs(number % 52);
    return cardList[index];
  } else {
    throw new Error("Please input number");
  }
}

console.log(cardAt(0));
console.log(cardAt(1));
console.log(cardAt(34));
console.log(cardAt(35));
console.log(cardAt(103));
console.log(cardAt(51));
console.log(cardAt("ss"));