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

#include

using namespace std;

template

void f(A &a)

{

cout<<1<

}

void f(int &a)

{

cout<<2<

}

int main()

{

int a = 1;

f(a);

return 0;

}

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

#include

using namespace std;

class C {};

template

class A {

T_v;

public:

A() {}

A(T v): _v(v){}

T getV() { return _v; }

void add(T a) { _v+=a; }

};

int main()

{

A b;

Aa;

a.add(C());

cout << b.getV() <

return 0;

}

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

#include

#include

#include <algorithm>

using namespace std;

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 10*(1+(start++ %3)); }

};

int main() {

vector v1(10);

generate(v1.begin(), v1.end(), Sequence(1));

unique(v1.begin(),v1.end());

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

return 0;

}

Program outputs:

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

#include

#include

#include

#include

#include

using namespace std;

int main() {

int t[] = { 3, 4, 2, 1, 6, 5, 7, 9, 8, 0 };

vector v(t, t + 10);

map m;

for (vector::iterator i = v.begin(); i != v.end(); i++) {

stringstream s;s << *i << *i;

m.insert(pair(*i, s.str()));

}

pair::iterator, map::iterator> range;

range = m.equal_range(6);

for (map::iterator i = range.first; i != range.second; i++) {

cout << i?>first << " ";

}

return 0;

}

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

#include

#include <algorithm>

#include

#include

using namespace std;

void myfunction(int i) {

cout << " " << i;

}

int multiply (int a) {

return a*2;

}

int main() {

int t[] = { 10, 5, 9, 6, 2, 4, 7, 8, 3, 1 };

vector v1(t, t+10);

set s1(t, t+10);

transform(s1.begin(), s1.end(), v1.begin(), multiply);

transform(v1.begin(), v1.end(), s1.begin(), multiply);

for_each(s1.begin(), s1.end(), myfunction);

return 0;

}

Program outputs:

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

#include

#include

using namespace std;

template void print(T start, T end) {

while (start != end) {

std::cout << *start << " "; start++;

}

}

class A {

int a;

public:

A(int a):a(a){}

operator int () const { return a;}int getA() const { return a;}

};

int main() {

int t1[] ={ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10};

list l1(t1, t1 + 10);

list l2(l1);

l2.reverse(); l1.splice(l1.end(),l2);

l1.pop_back();l1.unique();

print(l1.begin(), l1.end()); cout<

return 0;

}