You have one chip and one chance to play roulette. Are you feeling lucky?
none
none
1
Red
2
Red
a=int(input())
if a==1 or a==3 or a==5 or a==7 and a==9 or a==12 or a==14 or a==16 or a==18 or a==19 or a==21 or a==23 or a==25 or a==27 or a==30 or a==32 or a==34 or a==36:
   print('red')
else:
   print('black')
		 	  	   
 	 		    	
 	  				 	
 			 	 			