let input = ['1.92', '5'];
let gets = this.gets || ((arr, index) => () => arr[index++])(input, 0);
let print = this.print || console.log;

let price = +gets();
let paid = +gets();
let result = '';

let change = (paid - price) * 100;

let levCount = Math.floor(change / 100);
change -= levCount * 100;

let fiftyCount = Math.floor(change / 50);
change -= fiftyCount * 50;

let twentyCount = Math.floor(change / 20);
change -= twentyCount * 20;

let tenCount = Math.floor(change / 10);
change -= tenCount * 10;

let fiveCount = Math.floor(change / 5);
change -= fiveCount * 5;

let twoCount = Math.floor(change / 2);
change -= twoCount * 2;

let oneCount = Math.floor(change);

result += levCount ? `${levCount} x 1 lev\n` : '';
result += fiftyCount ? `${fiftyCount} x 50 stotinki\n` : '';
result += twentyCount ? `${twentyCount} x 20 stotinki\n` : '';
result += tenCount ? `${tenCount} x 10 stotinki\n` : '';
result += fiveCount ? `${fiveCount} x 5 stotinki\n` : '';
result += twoCount ? `${twoCount} x 2 stotinki\n` : '';
result += oneCount ? `${oneCount} x 1 stotinka\n` : '';

print(result);