Thread: hi its mery , and iam new i have this code

i have this code :

public class NewClass {

public static void main(String[] args) {
String s = JOptionPane.showInputDialog("Enter a string:");
int[] counts = countLetters(s.toLowerCase());
String output = "";
for (int i = 0; i < counts.length; i++) {
if (counts[i] != 0)
output += (char)('a' + i) + " appears " +
counts[i] + ((counts[i] == 1) ? " time\n" : " times\n");
}
JOptionPane.showMessageDialog(null, output);
}
public static int[] countLetters(Sring s) {
int[] counts = new int[26];
for (int i = 0; i < s.length() ; i++) {
if (Character.isLetter(s.charAt(i)))
counts[s.charAt(i) - 'a']++;
}

return counts;

but i need to appears letter A times only , not all litters, plz help me