請(qǐng)問(wèn)下，下面的語(yǔ)句是否正確，為什么沒(méi)有輸出呢
sum = 0
x = 1
while x < 51:
??? sum = sum + (2*x-1)
print sum
zhusilun
2016-08-21
3 回答
舉報(bào)
0/150
提交
取消
2016-08-21
sum = 0
x = 1
while x < 51:
??? sum = sum + (2*x-1)
print sum
少了x+1
2016-08-21
sum = 0
x = 1
while x < 51:
??? sum = sum + (2*x-1)
? ? x = x + 1
print sum
2016-08-21
x一直都是1，所以一直執(zhí)行語(yǔ)句