What is the output of this program?

1.
#include
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#include
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using namespace std;
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class Component
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{
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public:
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virtual void traverse() = 0;
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};
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class Leaf: public Component
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{
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int value;
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public:
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Leaf(int val)
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{
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value = val;
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}
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void traverse()
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{
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cout traverse();
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}
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};
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int main()
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{
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Composite containers[4];
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for (int i = 0; i 40.
for (int j = 0; j 41.
containers[i].add(new Leaf(i *3+j));
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for (int k = 1; k 43.
containers[0].add(&(containers[k]));
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for (int p = 0; p 45.
{
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containers[p].traverse();
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}
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}