Calculate Change

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

input[0] = +gets();
input[1] = +gets();

let change = input[1] - input[0]; // input[0] = price; input[1] = amount
let changetemp = input[1] - input[0];

change*=100;
changetemp*=100;

//print(change);
let leva;
let stotinki20;
let stotinki2;

if (change >= 100 ) {
    leva = (input[1]*100) - Math.ceil(input[0])*100
    changetemp = change - leva;
    print(leva + ' x 1 lev');
}

if (changetemp >= 50) {
    changetemp -= 50;
    print('1 x 50 stotinki');
}

if (changetemp >= 20) {
    stotinki20 = Math.floor(changetemp/20);
    changetemp -= stotinki20 * 20;
      print(stotinki20 + ' x 20 stotinki');
}

if (changetemp >= 10) {
      changetemp -= 10;
      print('1 x 10 stotinki');
}

if (changetemp >= 5) {
    changetemp -= 5;
    print('1 x 5 stotinki');
}

if (changetemp >= 2) {
    stotinki2 = Math.floor(changetemp/2);
    changetemp -= stotinki2 * 2;
      print(stotinki2 + ' x 2 stotinki');
}

if (changetemp >= 1) {
      print('1 x 1 stotinka');
}