这样写为何猜不出正确的结果？
import random
for num in range(0,100):
try:
guess=int(raw_input("Enter 1-100:"))
except ValueError,e:
print "Enter 1-100:"
if guess>num:
print "guess Bigger",guess
elif guess<num:
print "guess Smaller",guess
else:
print "guess OK,Game Over"
break
print "\n"
