operator przyrostu i zmniejszenia
Increment Operators: The increment operator is used to increment the value of
a variable in an expression. In the Pre-Increment, value is first incremented
and then used inside the expression. Whereas in the Post-Increment, value is
first used inside the expression and then incremented.
Decrement Operators: The decrement operator is used to decrement the value of
a variable in an expression. In the Pre-Decrement, value is first decremented
and then used inside the expression. Whereas in the Post-Decrement, value is
first used inside the expression and then decremented.
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