Chefcake

It is Chef's birthday and he has ordered a long cake in shape of a bar (rectangle) with candles on it. Chef wants to cut the cake into multiple pieces and serve them to his friend such that each piece would contain exactly one candle. Note: If the length of the cake is 'n' it means it can be cut into 'n' pieces. You are asked to help Chef to calculate the number of ways he can do it. Two cuts