网页二级页面设计/百度seo排名优化软件
sum = 0
for i in range(101):sum = sum + i
print(sum)
#5050sum = 0
for i in range(100)sum += i
print(sum)#sum = sum + i而不是sum += i；for语句后面少了冒号
sum = 0
for i in range(101):sum = sum + i
print(sum)
#5050sum = 0
for i in range(100)sum += i
print(sum)#sum = sum + i而不是sum += i；for语句后面少了冒号