Increment and Decrement Operator

These operators modify the values of an expression by adding and subtracting 1.

• Increment operator increases integer value by one.
• Decrement operator decreases integer value by one

Operator	Description	Initial value of x	Expression	Final value of y	Final value of x
++x	Pre Increment	5	y = ++x;	6	6
x++	Post Increment	5	y = x++;	5	6
--x	Pre Decrement	5	y = --x;	4	4
x--	Post Decrement	5	y = x--;	5	4

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