What will be the output of the following C++ code?
#include <iostream>
#include <vector>
#include <forward_list>
using namespace std;
int main()
{
forward_list<int> fl1 = {1,2,3,4,5};
for (int&c : fl1)
cout << c << " ";
cout<<endl;
forward_list<int>::iterator ptr = fl1.begin();
fl1.erase_after(ptr);
for (int&c : fl1)
cout << c << " ";
cout<<endl;
return 0;
}
#include <iostream>
#include <vector>
#include <forward_list>
using namespace std;
int main()
{
forward_list<int> fl1 = {1,2,3,4,5};
for (int&c : fl1)
cout << c << " ";
cout<<endl;
forward_list<int>::iterator ptr = fl1.begin();
fl1.erase_after(ptr);
for (int&c : fl1)
cout << c << " ";
cout<<endl;
return 0;
}A. 1 2 3 4 5
1 2 3 4 5
B. 1 2 3 4 5
1 3 4 5
C. 1 2 3 4 5
2 3 4 5
D. 1 2 3 4 5
1
Answer: Option B
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