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C Program to Change Value of Variable Using Pointer

/*
Write a program to change the value of a variable using pointer. 
*/

 #include <stdio.h>

int main(void) 
{
int i=10,*p;
p=&i;
printf("\n Value of I = %d",i);
*p=20;
printf("\n Value of I After Changing = %d",i);
return 0;
}

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