Minimum Element Of Java ArrayList Using Collection

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import java.util.ArrayList;
import java.util.Collections;

public class JavaMinArrayListCollection {
	public static void main(String[] args) {

		// create an ArrayList object
		ArrayList arrayList = new ArrayList();

		// Add elements to Arraylist
		arrayList.add(new Integer("50"));
		arrayList.add(new Integer("20"));
		arrayList.add(new Integer("5"));

		Object obj = Collections.min(arrayList);

		System.out.println("Minimum Element of Java ArrayList is : " + obj);
	}
}
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