const getGets = (arr) => {
  let index = 0;

  return () => {
    const toReturn = arr[index];
    index += 1;
    return toReturn;
  };
};
// this is the test
const test = ['1.92', '5'];

const gets = this.gets || getGets(test);
const print = this.print || console.log;

let price = +gets();
let paid = +gets();
let change = (paid - price) * 100;

if (change > 100) {
  const levCount = ~~(change / 100);
  change -= levCount * 100;
  print(`${levCount} x 1 lev`);
}

if (change > 50) {
  change -= 50;
  print(`1 x 50 stotinki`);
}

if (change > 20) {
  const stotinkiCount = ~~(change / 20);
  change -= 20 * stotinkiCount;
  print(`${stotinkiCount} x 20 stotinki`);
}

if (change > 10) {
  change -= 10;
  print(`1 x 10 stotinki`);
}

if (change > 5) {
  change -= 5;
  print(`1 x 5 stotinki`);
}

if (change > 2) {
  const stotinkiCount = ~~(change / 2);
  change -= 2 * stotinkiCount;
  print(`${stotinkiCount} x 2 stotinki`);
}

if (change === 1) {
  print(`1 x 1 stotinka`);
}