Java aposztróf kiíratási probléma?!

public static void main(String[] args) {

String a = "abcde";

String b = "1234";

String result = "";

int iMax = 0;

for (int i = 0; i < a.length() && i < b.length(); i++) {

result = result + a.charAt(i) + b.charAt(i);

iMax++;

}

if (a.length() > b.length()) {

result = result + a.substring(iMax);

} else if (b.length() > a.length()) {

result = result + b.substring(iMax);

}

System.out.println(result);

}