// Copyright (c) 1995, Masanao Izumo

while(x < 3)
{
    writeln("x = ", x);
    x++;
}

writeln("next");

while(1)
{
    if(x >= 6)
	break;
    writeln("x = ", x);
    x++;
}

writeln("next");

while(1)
{
    writeln("x = ", x);
    x++;
    if(x < 9)
	continue;
    writeln("end");
    break;
}

writeln("exit");