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Extend_to_Palindromes.java
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Extend_to_Palindromes.java
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// 24931:Extend to Palindromes
import java.util.*;
public class Extend_to_Palindromes {
public static void main(String[] args){
Scanner scanner=new Scanner(System.in);
while (scanner.hasNext()){
String a;
String ans="";
a=scanner.next();
char aa[]=new char[a.length()];
char bb[]=new char[a.length()];
for (int i=0;i<a.length();i++){
aa[i]=a.charAt(i);
bb[a.length()-1-i]=a.charAt(i);
}
boolean c;
for (int i=0;i<a.length();i++){
c=false;
if(aa[i]==bb[0]){
c=true;
for (int j=i;j<a.length();j++){
if(aa[j]!=bb[j-i]){
c=false;
break;
}
}
}
if(c){
int size=a.length()+i;
char cc[]=new char[size];
for(int k=0;k<size;k++){
if(k<a.length())
cc[k]=aa[k];
else
cc[k]=bb[k-i];
}
ans=String.valueOf(cc);
break;
}
}
System.out.println(ans);
}
}
}