What is the output of the code below?

String $s-$ new String$()$;

for $($double $1=0$;$1<mn\; id="EditorElement\_587022">3</mn>$;$1+=0\mathrm{.}5f)$

s $+=i$;

$//$public string replace$($char oldchar, char newChar$)$

s $=$ s$.$replace $(\text{'}.\text{'},\text{'}5\text{'})$;

System,out.print$($s$)$;