Declaration and Initializing Variables

Variable declaration:
=================== Variable declaration is nothing but declaring type of variable.
Syntax: datatype variable1, variable2, .....;
Example:
int x, y;
float radius, area;
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Intializing variables at the time of Declaration:
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Example:
int x=10, y=30;
float radius=5.6, height=5.9;
char ch='A';