初识Python_技术问答

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初识Python

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慕粉3807430

sum = 0
x = 1
while x<100:
sum=x+sum
x=x+2
print sum

0 5-5 Python之 while循环

2017-03-15

慕粉3807430

很像c语言

0 5-5 Python之 while循环

2017-03-15

qq_佾湫翎_0

已经忘记数学公式和原理的，如何解题？笑哭

0 7-4 Python函数之返回多值

2017-03-15

Keyh

sum = 0
x = 0
while True:
x = x + 1
if x > 100:
break
if x % 2 == 0:
continue
sum += x
print sum

这个为啥通不过？

0 5-7 Python之 continue继续循环

2017-03-15

贾梦阳

sum = 0
x = 1
n = 1
while True:
if n > 20:
break
sum += x
x *= 2
n += 1
print sum

0 5-6 Python之 break退出循环

2017-03-15

daijingwen

接上面半截
print('<table border="1">')
print('<tr><th>Name</th><th>Score</th><tr>')
print('\n'.join(tds))
print('</table>')

0 10-2 复杂表达式

2017-03-15

daijingwen

def generate_tr(name,score):
if score >= 60:
return '<tr><td>%s</td><td>%s</td></tr>' % (name,score)
else:
return '<tr><td>%s</td><td style="color:red">%s</td></tr>' % (name,score)

tds = [generate_tr(name,score) for name,score in d.items()]
print('<table border="1">')

1 10-2 复杂表达式

2017-03-15

慕设计7396720

应该练习题设置的与前面学过的有联系，这样才能回顾以前的知识，加深印象

1 6-7 Python之访问set

2017-03-15

慕粉1469542156

照样过L = [75, 92, 59, 68]
sum = 75+92+59+68

print sum / 4.0

2 5-4 Python之 for循环

2017-03-15

慕粉1469542156

修复：
age = 20
if age < 6:
print 'kid'
elif age >= 18:
print 'adult'
else:
print 'teeneger'

1 5-3 Python之 if-elif-else

2017-03-15

daijingwen

print([(2 * x - 1) * 2 * x for x in range(1,51)])

print([x * (x + 1)for x in range(1,100,2)])

print([x * (x + 1)for x in range(1,100)[::2]]) #range后的[]是切片

print([x * y for x,y in zip(range(1,100,2),range(2,101,2))])

1 10-1 生成列表

2017-03-15