C++ Institute Exam CPP Topic 6 Question 27 Discussion

What happens when you attempt to compile and run the following code?

#include

#include

#include

#include

using namespace std;

class B {

int val;

public:

B(int v):val(v){}

operator int() { return val;}

};

templatestruct Out {

ostream & out;

Out(ostream & o): out(o){}

void operator() (const T & val ) { out<

struct Sequence { int start;

Sequence(int start):start(start){}

int operator()() { return start++; } };

bool predicate(int v) { return v%2==0; }

int main() {

vector v1(10);

generate_n(v1.begin(), 10, Sequence(1));

for_each(v1.begin(), remove_if(v1.begin(), v1.end(), predicate), Out(cout));cout<

return 0;}

Program outputs: