APL/DEV 3.2/TP01/Fréquence/Frequence.java
2022-10-05 11:07:41 +02:00

35 lines
969 B
Java

import java.util.Collections;
import java.util.Hashtable;
import java.util.Map;
import java.util.function.BiConsumer;
public class Frequence<T> {
public T mostFrequent(T[] tab) {
Hashtable<T, Integer> indexList = new Hashtable<T, Integer>();
for (T element : tab) {
indexList.put(element, indexList.get(element) == null ? 1 : ((Integer)indexList.get(element)) + 1);
}
T element = tab[0];
Integer count = indexList.get(tab[0]);
for(Map.Entry<T, Integer> entry : indexList.entrySet()) {
if (entry.getValue() > count) {
element = entry.getKey();
count = entry.getValue();
}
}
return element;
}
public static void main(String[] args) {
Frequence<String> f = new Frequence<String>();
String[] tab = {"test", "test", "test", "12", "12", "12", "12"};
System.out.println(f.mostFrequent(tab));
}
}