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:
continue
print x*10+y
顺便用了一下上节的continue
for y in [0,1,2,3,4,5,6,7,8,9]:
if x>=y:
continue
print x*10+y
顺便用了一下上节的continue
2017-03-25
d={'Adam':95,'Lisa':85,'Bart':59}
for x in d:
print x,': ',d[x]
for x in d:
print x,': ',d[x]
2017-03-24
sum = 0
x = 1
n = 1
while True:
sum+=2**(n-1)
n+=1
if n>20:
break
print sum
x = 1
n = 1
while True:
sum+=2**(n-1)
n+=1
if n>20:
break
print sum
2017-03-24
2.8版本
d = {
'Adam': 95,
'Lisa': 85,
'Bart': 59
}
for x in d:
print x + ':' + str(d.get(x))
d = {
'Adam': 95,
'Lisa': 85,
'Bart': 59
}
for x in d:
print x + ':' + str(d.get(x))
2017-03-24