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import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Map;
import java.util.StringTokenizer;
public class WordCount {
static final Integer ONE = new Integer(1);
public static void main(String args[]) throws IOException {
Hashtable map = new Hashtable();
FileReader fr = new FileReader(args[0]);
BufferedReader br = new BufferedReader(fr);
String line;
while ((line = br.readLine()) != null) {
processLine(line, map);
}
Enumeration e = map.keys();
while (e.hasMoreElements()) {
String key = (String) e.nextElement();
System.out.println(key + " : " + map.get(key));
}
}
static void processLine(String line, Map map) {
StringTokenizer st = new StringTokenizer(line);
while (st.hasMoreTokens()) {
addWord(map, st.nextToken());
}
}
static void addWord(Map map, String word) {
Object obj = map.get(word);
if (obj == null) {
map.put(word, ONE);
} else {
int i = ((Integer) obj).intValue() + 1;
map.put(word, new Integer(i));
}
}
}
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