function chislaVText(input) {
    let number = input[0];
    let desetici = Math.floor(Number(number) / 10);
    let edinici = Number(number) % 10;

    let result = "";
    let lenghtOfNumber = number.length;

    switch (lenghtOfNumber) {
        case 1:
            if (number == "1") {
                result = "one";
            } else if (number == "2") {
                result = "two";
            } else if (number == "3") {
                result = "three";
            } else if (number == "4") {
                result = "four";
            } else if (number == "5") {
                result = "five";
            } else if (number == "6") {
                result = "six";
            } else if (number == "7") {
                result = "seven";
            } else if (number == "8") {
                result = "eight";
            } else if (number == "9") {
                result = "nine";
            } else {
                result = "zero";
            }
            break;
        case 2:
            switch (desetici) {
                case 1:
                    switch (edinici) {
                        case 1:
                            result = "eleven";
                            break;
                        case 2:
                            result = "twelve";
                            break;
                        case 3:
                            result = "thir teen";
                        case 4:
                            result = "four teen";
                        case 5:
                            result = "fif teen";
                        case 6:
                            result = "six teen";
                        case 7:
                            result = "seven teen";
                        case 8:
                            result = "eigh teen";
                        case 9:
                            result = "nine teen";
                        default:
                            result = "ten";
                            break;
                    }
                    break;

                case 2:
                    result = "twenty";
                    switch (edinici) {
                        case 1:
                            result += " one";
                            break;
                        case 2:
                            result += " two";
                            break;
                        case 3:
                            result += " three";
                            break;
                        case 4:
                            result += " four";
                            break;
                        case 5:
                            result += " five";
                            break;
                        case 6:
                            result += " six";
                            break;
                        case 7:
                            result += " seven";
                            break;
                        case 8:
                            result += " eight";
                            break;
                        case 9:
                            result += " nine";
                            break;
                        default:
                            result = "twenty";
                            break;
                    }
                    break;

                case 3:
                    result = "thirty";
                    switch (edinici) {
                        case 1:
                            result += " one";
                            break;
                        case 2:
                            result += " two";
                            break;
                        case 3:
                            result += " three";
                            break;
                        case 4:
                            result += " four";
                            break;
                        case 5:
                            result += " five";
                            break;
                        case 6:
                            result += " six";
                            break;
                        case 7:
                            result += " seven";
                            break;
                        case 8:
                            result += " eight";
                            break;
                        case 9:
                            result += " nine";
                            break;
                        default:
                            result = "thirty";
                            break;
                    }
                    break;

                case 4:
                    result = "forty";
                    switch (edinici) {
                        case 1:
                            result += " one";
                            break;
                        case 2:
                            result += " two";
                            break;
                        case 3:
                            result += " three";
                            break;
                        case 4:
                            result += " four";
                            break;
                        case 5:
                            result += " five";
                            break;
                        case 6:
                            result += " six";
                            break;
                        case 7:
                            result += " seven";
                            break;
                        case 8:
                            result += " eight";
                            break;
                        case 9:
                            result += " nine";
                            break;
                        default:
                            result = "forty";
                            break;
                    }
                    break;

                case 5:
                    result = "fifty";
                    switch (edinici) {
                        case 1:
                            result += " one";
                            break;
                        case 2:
                            result += " two";
                            break;
                        case 3:
                            result += " three";
                            break;
                        case 4:
                            result += " four";
                            break;
                        case 5:
                            result += " five";
                            break;
                        case 6:
                            result += " six";
                            break;
                        case 7:
                            result += " seven";
                            break;
                        case 8:
                            result += " eight";
                            break;
                        case 9:
                            result += " nine";
                            break;
                        default:
                            result = "fifty";
                            break;
                    }
                    break;

                case 6:
                    result = "sixty";
                    switch (edinici) {
                        case 1:
                            result += " one";
                            break;
                        case 2:
                            result += " two";
                            break;
                        case 3:
                            result += " three";
                            break;
                        case 4:
                            result += " four";
                            break;
                        case 5:
                            result += " five";
                            break;
                        case 6:
                            result += " six";
                            break;
                        case 7:
                            result += " seven";
                            break;
                        case 8:
                            result += " eight";
                            break;
                        case 9:
                            result += " nine";
                            break;
                        default:
                            result = "sixty";
                            break;
                    }
                    break;

                case 7:
                    result = "seventy";
                    switch (edinici) {
                        case 1:
                            result += " one";
                            break;
                        case 2:
                            result += " two";
                            break;
                        case 3:
                            result += " three";
                            break;
                        case 4:
                            result += " four";
                            break;
                        case 5:
                            result += " five";
                            break;
                        case 6:
                            result += " six";
                            break;
                        case 7:
                            result += " seven";
                            break;
                        case 8:
                            result += " eight";
                            break;
                        case 9:
                            result += " nine";
                            break;
                        default:
                            result = "seventy";
                            break;
                    }
                    break;

                case 8:
                    result = "eighty";
                    switch (edinici) {
                        case 1:
                            result += " one";
                            break;
                        case 2:
                            result += " two";
                            break;
                        case 3:
                            result += " three";
                            break;
                        case 4:
                            result += " four";
                            break;
                        case 5:
                            result += " five";
                            break;
                        case 6:
                            result += " six";
                            break;
                        case 7:
                            result += " seven";
                            break;
                        case 8:
                            result += " eight";
                            break;
                        case 9:
                            result += " nine";
                            break;
                        default:
                            result = "eighty";
                            break;
                    }
                    break;

                case 9:
                    result = "ninety";
                    switch (edinici) {
                        case 1:
                            result += " one";
                            break;
                        case 2:
                            result += " two";
                            break;
                        case 3:
                            result += " three";
                            break;
                        case 4:
                            result += " four";
                            break;
                        case 5:
                            result += " five";
                            break;
                        case 6:
                            result += " six";
                            break;
                        case 7:
                            result += " seven";
                            break;
                        case 8:
                            result += " eight";
                            break;
                        case 9:
                            result += " nine";
                            break;
                        default:
                            result = "ninety";
                            break;
                    }
                    break;

                default:
                    break;
            }
            break;

        default:
            result = "one hundred";
            break;
    }

    console.log(`${result}`);
}