def firstCharUpper(s):
return s[:1].upper()+s[1:]
print firstCharUpper('hello')
print firstCharUpper('sunday')
print firstCharUpper('september')
return s[:1].upper()+s[1:]
print firstCharUpper('hello')
print firstCharUpper('sunday')
print firstCharUpper('september')
2016-05-19
import math
def quadratic_equation(a, b, c):
nx=(-b+math.sqrt(b*b-4*a*c))/(2*a)
ny=(-b-math.sqrt(b*b-4*a*c))/(2*a)
return nx,ny
print quadratic_equation(2, 3, 0)
print quadratic_equation(1, -6, 5)
def quadratic_equation(a, b, c):
nx=(-b+math.sqrt(b*b-4*a*c))/(2*a)
ny=(-b-math.sqrt(b*b-4*a*c))/(2*a)
return nx,ny
print quadratic_equation(2, 3, 0)
print quadratic_equation(1, -6, 5)
2016-05-19
s = set(['Adam','Lisa','Bart','Paul'])
2016-05-19
d = { 'Adam': 95, 'Lisa': 85, 'Bart': 59 }
def generate_tr(name, score):
if score < 60 :
return '<tr><td>%s</td><td style="color:red">%s</td></tr>' % (name, score)
else :
return '<tr><td>%s</td><td>%s</td></tr>' % (name, score)
tds = [generate_tr(name, score) for name, score in d.iteritems()]
def generate_tr(name, score):
if score < 60 :
return '<tr><td>%s</td><td style="color:red">%s</td></tr>' % (name, score)
else :
return '<tr><td>%s</td><td>%s</td></tr>' % (name, score)
tds = [generate_tr(name, score) for name, score in d.iteritems()]
2016-05-19
已采纳回答 / violetang
因为这个print都是在“if x<y”的条件下进行。如果你要是放在前面（与“for x in”并列），意味着当你进行for x in 这个命令时，就开始print这个命令了
2016-05-19
