import java.util.Arrays;
import java.util.stream.IntStream;
 
class Ideone {
 
	public static void main (String[] args) {
		int[] A = {1, 1, 5, 3};
		int[] B = {7, 5, 2, 3};
		boolean result = isGreater(A,B);
		System.out.println(result); // should be true
	}
 
	public static boolean isGreater(int[] a, int[] b) {
	    if (b.length < a.length) {
	        return false;
	    }
	    final int[] sortedA = Arrays.stream(a).sorted().toArray();
	    final int[] sortedB = Arrays.stream(b).sorted().toArray();
	    return IntStream.range(0, a.length).allMatch(i -> sortedA[i] < sortedB[i]);
	}
}
 

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