What number will this code output $43,42,44$ or $41?$

public class Question $\{$

public static int checksum$($String number$)\{$

int total $=0$;

for $($int i $=0$; i $$ number.length$()$; i$++)\{$

int digit $=$ Integer.parseInt$(""+$ number.charAt$($i$))$

if $($i $\%2!=0)\{$

digit $*=2$;

if $($digit $>10)\{$

digit $-=3$;

$\}$

$\}$

total $+=$ digit;

$\}$

return total;

$\}$

public static void main$($String$[]$ args$)\{$

System.out.println$($checksum$("529764"))$;

$\}$

$\}$