public static void main(String[] args) {
// TODO Auto-generated method stub
ArrayList arr = new ArrayList();
String str = "abbac";
int len = str.length();
for(int i=0;i
public static void main(String[] args) {
// TODO Auto-generated method stub
ArrayList arr = new ArrayList();
String str = "abbac";
int len = str.length();
for(int i=0;i
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