class Wallet {
    double balance;
    String type; //Тип валюты (рубли, доллары...)

    public Wallet(double balance, String type) {
        this.balance = balance;
        this.type = type;
    }


    public static void main(String[] args) {

        Wallet wallet = new Wallet(100, "USD");
        Wallet wallet2 = new Wallet(100, "EUR");
        Wallet wallet3 = new Wallet(100, "RUB");
        double rub;
        if (wallet.type.equals("USD")) {
            rub = wallet.balance * 74;
        } else if (wallet.type.equals("EUR")) {
            rub = wallet.balance * 95;
        } else {
            rub = wallet.balance;
        }
        System.out.println("В бумажнике " + rub + " руб.");

        double rub2;
        if (wallet2.type.equals("USD")) {
            rub2 = wallet2.balance * 74;
        } else if (wallet2.type.equals("EUR")) {
            rub2 = wallet2.balance * 95;
        } else {
            rub2 = wallet2.balance;
        }
        System.out.println("В бумажнике " + rub2 + " руб.");

        double rub3;
        if (wallet3.type.equals("USD")) {
            rub3 = wallet3.balance * 74;
        } else if (wallet3.type.equals("EUR")) {
            rub3 = wallet3.balance * 95;
        } else {
            rub3 = wallet3.balance;
        }
        System.out.println("В бумажнике " + rub3 + " руб.");

    }
}