标签：代码 mic 伪代码 src info inf ror img http
伪代码：
Set sum to0
Read num1
Set sum to sum + num1
Read num2
Set sum to sum + num2
Read num3
Set sum to sum + num3
If (sum<0)
Write"Error"
Else
Write sum
标签：代码 mic 伪代码 src info inf ror img http
原文地址：https://www.cnblogs.com/han-jin/p/14198546.html
