Explore topic-wise MCQs in C++ Programming.

#include <iostream>
 using namespace std;
 int main()
 {
 unsigned long num = 56;
 cout << num << oct < return 0;
 }

 #include <iostream>
 #include <iomanip>
 using namespace std;
 void showDate(int mm, int dd, int yy)
 {
 cout << setfill('0');
 cout << setw(2) << mm << '/'
 << setw(2) << dd << '/'
 << setw(4) << yy << endl;
 }
 int main()
 {
 showDate(1, 1, 2019);
 return 0;
 }