function sumCalculation(input) {
    let tables = Number(input.shift());
    let lenghtTab = Number(input.shift());
    let widthTab = Number(input.shift());
    let covers = tables * (lenghtTab + 2 * 0.30) * (widthTab + 2 * 0.30);
    let carpets = tables * (1.00 / 2) * (1.00 / 2);
    let costUsd = covers * 7 + carpets * 9;
    let costBgn = costUsd * 1.85
    console.log(costUsd.toFixed(2) + ' USD');
    console.log(costBgn.toFixed(2) + ' BGN');


}
sumCalculation([10, 1.20, 0.65]);