public class Functionality {

	public static void main(String[] args) {

	}
	public static boolean containsMean(int[] array){
		boolean a = false;
		if(array != null && array.length>=1){
		int b = array.length;
		double c = 0;
		while(b>0){
			c = c + array[b-1];
			b=b--;
		}
		int d = (int)(c / array.length);
			int e = array.length;
			while(e>0){
				if(d == array[e-1]){
					a = true;
				}
				e=e--;
			}
		}
		return a;
	}
}