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/初识Python
for x in range(1,9):
for y in range (0,10):
if x<y:
print(x*10+y)
2019-12-10
源自：初识Python 5-8
正在回答
for x in [1,2,3,4,5,6,7,8,9]:
for y in [0,1,2,3,4,5,6,7,8,9]:
if x < y:
print 10*x+y
都可以
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