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Write the definition of a class Counter containing: An instance variable named counter of type int. An instance variable named counterID of type int. A static int variable nCounters which is initialized to zero. A constructor hat takes an int argument and assigns its value to counter. It also adds one to the static variable nCounters and assigns the result to the instance variable counterID. A method named increment. It does not take parameters or return a value; it just adds one to the instance variable counter. A method named decrement that also doesn’t take parameters or return a value; it just subtracts one from the counter. A method named getValue. It returns the value of the instance variable counter. A method named getCounterID: it returns the value of the instance variable counterID.