public void updateArchNodes(int k) throws IOException{
		for(int j=1; j<=archN; j++){
			hiddenLayers[k]=j;
			if(k==0)
				//for(int l=0; l < hiddenLayersNo; l++) System.out.print(hiddenLayers[l]);
			testArchitecture(); //in if 
			if(k-1>=0) 
				updateArchNodes(k-1);
		}
	}