题解 | 统计一句话中重复单词的个数

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String line = scanner.nextLine();
        LinkedHashMap<Character,Integer> map=new LinkedHashMap<>();
        for(int i=0;i<line.length();i++)
        {
            if(!Character.isAlphabetic(line.charAt(i)))
            continue;
            if(map.containsKey(line.charAt(i)))
            {
                map.put(line.charAt(i),map.get(line.charAt(i))+1);
            }
            else
            {
                map.put(line.charAt(i),1);
            }
        }
        Set<Map.Entry<Character,Integer>>map1=map.entrySet();
        for(Map.Entry<Character,Integer> entry:map1)
        {
            System.out.println(entry.getKey()+":"+entry.getValue());
        }
    }
    
}