03. Extract File

function solve(str) {
  const words = str.split('\\');
  const fileStr = words.pop();

  const name = fileStr.substr(0, fileStr.lastIndexOf('.'));
  const extension = fileStr.slice(fileStr.lastIndexOf('.') + 1);

  console.log(`File name: ${name}`);
  console.log(`File extension: ${extension}`);
}