Computer Applications

Distinguish between the following:
Prefix and Postfix Decrement

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Prefix Decrement	Postfix Decrement
It works on the principle of first decrement, then use.	It works on the principle of first use, then decrement.
It (--) is written before the operand.	It (--) is written after the operand.
Example: `int a = 100;` `int b = --a;` After the execution of these two statements, both a and b will have the value of 99.	Example: `int a = 100;` `int b = a--;` After the execution of these two statements, a will have the value of 99 and b will have the value of 100.

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