Question: C++: what will be displayed by the following code? ENGR Q1) What will be displayed by the following co int add ( int x, int

C++: what will be displayed by the following code?
C++: what will be displayed by the following code? ENGR Q1)

ENGR Q1) What will be displayed by the following co int add ( int x, int &y) int main () int x = 1, y = 3; return 0; int add ( int x, int &y) y=y+x

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