inp=open("DATA5.txt",'r')
out=open("OUT5.txt",'w')
d=[]
for i in range(5):
    d.append(inp.readline().split())
    d[-1][0]=int(d[-1][0])
    d[-1][1]=int(d[-1][1])
    if (d[-1][1]+1)%(2**d[-1][0])==0:
        out.write("ON\n")
    else:
        out.write("OFF\n")
inp.close()
out.close()