Java Stream count occurrences

You can do a static int counter = 0; And whenever you do System. out. println(“Move disc from “+a+” to “+b); in Han(…) you can add counter++; below that.

Counter is a class variable . The constructor of the class initialises all 3 variables and increments the counter by one.

First, count++ is evaluated, which evaluated to 0, but increments count . And this 0 is assigned to count . So count remains 0. The following is different, because ++count evaluates to 1, 2…

A counter variable in Java is a special type of variable which is used in the loop to count the repetitions or to know about in which repetition we are in . In simple words, a counter variable is a variable that keeps track of the number of times a specific piece of code is executed.