public void addCoin(Coins coin) { switch (coin) { case Coins.one: { _coinsBox.addOneRubleCoin(); } break; case Coins.two: { _coinsBox.addTwoRubleCoin(); } break; case Coins.five: { _coinsBox.addFiveRubleCoin(); } break; case Coins.ten: { _coinsBox.addTenRubleCoin(); } break; } deposit += (int)coin; }