Call By Reference Example

void swap_regular(int a, int b)

{

int temp;

temp = a;

a = b;

b = temp;

}

void swap_pointer(int *a, int *b)

{

int temp;

temp = *a;

*a = *b;

*b = temp;

}

void swap_cplusplus(int &a, int &b)

{

int temp;

temp = a;

a = b;

b = temp;

}

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