import time
import sys
f=open('in18_16.txt','r')
f1=open('out_16_18_6.txt','w')
s1=f.readlines()
l=[]
for i in range(0,len(s1)):
    l1=s1[i].split(" ")
    l.append(l1)
for j in range(0,len(l)):
    for k in range(0,len(l[j])):
        l[j][k]=int(l[j][k])
t1=time.clock()
m=[]
for i in range(0,len(l[0])):
    m.append(0)
    for j in range(0,len(l)):
        if(l[j][i]==1):
            m[i]=m[i]+1
for i in range(0,len(m)):
    if(m[i]%2!=0):
        f1.write("NOT EULER")
        break
    else:
        f1.write("EULER")       
t2=time.clock()
t=t2-t1
mem=sys.getsizeof(l)
f1.write("\ntime taken=%fseconds\nmemory=%dbytes"%(t,mem))
f.close()
f1.close()