True Always On top With API

Public Sub MakeWindowAlwaysTop(hwnd As Long)
SetWindowPos hwnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE + SWP_NOSIZE
End Sub
Public Sub MakeWindowNotTop(hwnd As Long)
SetWindowPos hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE + SWP_NOSIZE
End Sub

#include <iostream.h> 
float x, y; 
int main () 
{ 
bool done = false; 
int x,y,z; 
int a,b,c,d;  
for(;;) 
{ 
cout << "\nWelcome To Batting Avg Calculator By Matt Belair!\n";
cout<<"Version 1.0 Compiled May 17. 2k1 AD\n"; 
cout << "\nMain Menu- Choose an option\n"; 
    cout << "[1] Calculate Your Batting Avg.\n"; 
cout << "[2] Calculate Pitchers Era\n";    
cout << "[3] Quit\n"; 
    cin >> z; 
    switch (z) 
      { 
case 1: 
cout << "\nEnter Number of Hits:\t"; 
    cin >> x; 
    cout << "Enter Number of At Bats:\t"; 
    cin >> y; 
	
 cout <<"Batting avg:\t\t"<<(float)x/y<<endl;
	break; 
case 2: 
cout << "\nEnter The Number of Earned Runs given up:\t"; 
cin>>a; 
cout << "\nEnter number of Innings Pitched:\t"; 
cin>>b; 
cout << "\nEnter number of innings in a standard game:\t"; 
cin >>c; 
 
cout <<"ERA:\t\t"<<(float)a/b*c<<endl;
      break; 
case 3: 
      done = true; 
      break; 
      default: 
      cout << "Make another Selection"; 
      break; 
} 
if (done) 
break; 
} 
return 0; 
}