What does the following block of code output?

int $x[3]=\{0,0,1\}$;

for $($int $i=0$;$i<mn\; id="EditorElement\_1811161">6</mn>$;$i++)$

$\{$

cout x$[2]<mtext\; id="EditorElement\_1811121"></mtext><mi\; id="EditorElement\_1811122">"</mi><mtext\; id="EditorElement\_1811123"></mtext><mi\; id="EditorElement\_1811124">"</mi>$;

$x[0]=x[1]$

$x[1]=x[2]$;

$x[2]=x[0]+x[1]$;

$\}$