How to غش Legally in the Math Class

FOR_MR_AMR.java

import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;

public class FOR_MR_AMR {
	public static void main(String[] args) {
		// X x Y = ?
		int[] X = {1,2,3};
		int[] Y = {4};
		Map<Integer,Integer> RES = new HashMap<Integer,Integer>();
		for(int i = 0;i<X.length;i++) {
			for (int ii = 0;ii<Y.length;ii++) {
				RES.put(X[i],Y[ii]);
			}
		}
		System.out.print("{");
		for (Entry<Integer, Integer> set : RES.entrySet()) {
		    System.out.print("("+set.getKey()+","+set.getValue()+")");
		}
		System.out.print("}");
	}
}

OUTPUT : { (1,4) (2,4) (3,4) }