7. Consider the following swap function definition.

Void swap(int &x, int *y){ int temp = x; x = *y; *y = temp; }

Now consider the following snippet of main():

int main(){ int a = 10; int b = 20; swap(a,&b); cout<

What value of a and b would be printed by the cout statement? Why? (4 + 4 + 6)