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Introduction [cont'd]
Input Output Functions [cont'd]
Structures and Unions [cont'd]
# Preprocessor [cont'd]
& Operator in Pointers of Programming in C
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& Operator 
Getting the address from a variable using & operator.

Thus,
int *ptr;
int a = 10;
ptr = &a;
Program
	#include
	void main(){
	   int *ptr;
	   int number = 20;
	   //ptr keeps address
	   //* get the value from address
	   //& getting the address of variable
	    ptr = &number;
	   printf("%d : %d : %d",*ptr,number,*&number);
	}
Output 
20 : 20 : 20
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