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//
// Short-circuit evaluation tests
//
using System;
class X {
static int t_count = 0;
static int f_count = 0;
static bool f ()
{
Console.WriteLine ("f");
f_count++;
return false;
}
static bool t ()
{
Console.WriteLine ("t");
t_count++;
return true;
}
public static int Main ()
{
if (t () && t ()){
f_count--;
}
if (t_count != 2)
return 1;
if (f_count != -1)
return 3;
f_count = 0;
if (t () && f ())
if (t_count != 3 && f_count == 1)
return 2;
if (f () && f ())
return 3;
if (f_count != 2)
return 4;
if (f () && t ())
return 5;
if (f_count != 3)
return 6;
if (t_count != 3)
return 7;
//
// reset
//
Console.WriteLine ("or");
t_count = f_count = 0;
if (t () || t ()){
if (t_count != 1)
return 8;
} else
return 9;
if (t () || f ()){
if (f_count != 0)
return 10;
if (t_count != 2)
return 16;
} else
return 11;
if (f () || f ()){
return 12;
} else
if (f_count != 2)
return 13;
if (f () || t ()){
if (f_count != 3)
return 15;
if (t_count != 3)
return 17;
} else
return 14;
return 0;
}
}
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