$?$hich of the following loops is NOT an infinite loop

for $($int $i=1$;$i>1$;$i++$ cout$$"Done! $\frac{?}{?}$

;

for $($int $i=1$;$i<mn\; id="EditorElement\_649746">1</mn><mn\; id="EditorElement\_649747">0</mn>$;$i--)$ cout$$"Done!

$"$;

for $($;;$)$

cout$$"Done! $\frac{?}{?}$

;

for $($int $i=-10$;$i>-20$;$i++)$ cout$$"Done!

$"$;