# your code goes here
n=int (input ())
s=0
ok=True
for i in range (n):
cur=int (input ())
if cur==3:
print ("None")
from sys import exit
exit ()
s+=cur
av=s/n
if (av<4.5):
print ("Common")
elif (av<5):
print ("High");
else :
print ("Named") ;
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