C++ Institute Related Exams
CPP Exam
What happens when you attempt to compile and run the following code?
#include
#include
#include
#include
#include
using namespace std;
struct display {
void operator() (int i) {cout << " " << i;}
};
int main() {
int t[] = { 10, 5, 9, 6, 2, 4, 7, 8, 3, 1 };
vector
deque
set
for_each(v1.begin(), v1.end(), display); //Line I
for_each(d1.begin(), d1.end(), *(new display())); // Line II
for_each(s1.begin(), s1.end(), display()); // Line III
return 0;
}
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=0):val(v){}
int getV() const {return val;}
operator int () const { return val;} };
ostream & operator <<(ostream & out, const B & v) { out< template ostream & out; Out(ostream & o): out(o){} void operator() (const T & val ) { out< int main() { B t[]={3,2,4,1,5,6,10,8,7,9}; vector v1(t, t+10); transform(v1.begin(), v1.end(), v1.begin(), bind2nd(plus(), 1)); for_each(v1.rbegin(), v1.rend(), Out(cout));cout<<endl; return 0; } Program outputs:
What will happen 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, 0, 3, 4, 1, 2, 0 };
vector
multimap
for (vector
stringstream s;s << *i << *i;
m.insert(pair
}
pair
range = m.equal_range(2);
for (multimap
cout << i?>first << " ";
}
return 0;
}
The output will be: