/////
package com.javarush.task.task18.task1821;
/*
Встречаемость символов
*/
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Map;
import java.util.TreeMap;
public class Solution {
public static void main(String[] args) throws IOException {
FileReader reader = new FileReader(args[0]);
ArrayList<Character> arr = new ArrayList<>();
while(reader.ready()){
arr.add((char)reader.read());
}
reader.close();
TreeMap<Character,Integer> map = new TreeMap<>();
for (char ar : arr) {
if (map.containsKey(ar)) {
map.put(ar,map.get(ar) + 1);
}
else{
map.put(ar, 0);
}
}
for (Map.Entry<Character,Integer>pair : map.entrySet() ) {
System.out.println(pair.getKey() + " "+ pair.getValue());
}
}
}