Can someone pleases solve and explain these to me?

Consider the code shown at left below. What is the output of the following C++ program segment, called with confuseDriver()? Write down your answer in the rectangle at right below. Print legibly. Write answer in this box int s-1, y 3; void confusel (int y, int s) stti Y+ti void confuse2 (int b, int &s) s=b+2; void confuse3 (int &a, int &s) as +2 void confuseDriver ) int y-l; confusel s, y); confuse2 s, y); confuse3 s, v) cout