day-5-loops.js

process.stdin.resume();
process.stdin.setEncoding('utf-8');

let inputString = '';
let currentLine = 0;

process.stdin.on('data', (inputStdin) => {
  inputString = inputString + inputStdin;
});

process.stdin.on('end', (_) => {
  inputString = inputString
    .replace(/\s*$/, '')
    .split('\n')
    .map((str) => str.replace(/\s*$/, ''));

  main();
});

function readLine() {
  return inputString[currentLine++];
}

function main() {
  const n = parseInt(readLine(), 10);
  [ ...Array(10) ].forEach((item, i) => console.log(`${n} x ${i + 1} = ${n * (i + 1)}`));
}