a=float(input()) k=0
if a>=-128 and a<=127: k=1 elif a>=-32768 and a<=32767: k=2 elif a>=-2147483648 and a<=2147483647: k=3 elif a>=-9223372036854775808 and a<=9223372036854775807: k=4
else: k=5 if k==1: print('byte') elif k==2: print('short') elif k==3: print('int') elif k==4: print('lonf long') else:
print('BigInteger')