What is the output of this program?

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#include
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using namespace std;
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class student
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{
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public:
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int rno , m1 , m2 ;
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protected:
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void get()
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{
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rno = 15, m1 = 10, m2 = 10;
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}
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};
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class sports
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{
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public:
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int sm;
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void getsm()
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{
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sm = 10;
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}
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};
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class statement : public student, public sports
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{
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int tot, avg;
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public:
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void display()
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{
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tot = (m1 + m2 + sm);
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avg = tot / 3;
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cout