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What happened? (I/O text)

Time:12-25

#include
#include
Void box ();
Int df=12333;
using namespace std;

Int main ()
{
Ofstream a;
A.o pen (" iy. TXT ");

AThe box ();
return 0;
}
Void box ()
{

Ifstream q;
Q.o pen (" iy. TXT ");
Q> Df;

}
Runtime without the print to the screen 12333
Out what the problem?

CodePudding user response:

You didn't make it output to the screen,
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