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class Main {
public static void main(String[] args) {
String str = "Radar", reverseStr = "";
int strLength = str.length();
for (int i = (strLength - 1); i >=0; --i) {
reverseStr = reverseStr + str.charAt(i);
}
if (str.toLowerCase().equals(reverseStr.toLowerCase())) {
System.out.println(str + " is a Palindrome String.");
}
else {
System.out.println(str + " is not a Palindrome String.");
}
}
}