文章目录
系统:mac os 10.14
Python: 2.7.10
版本:《笨办法学Python》(第四版)
基本习题
1. 完成基本习题
(1) 根据题目,编辑以下内容:
print "Mary had a little lamb." # 输出双引号之间的字符串
print "Its fleece was white as %s." % 'snow' # 将双引号外的字符串插入到双引号间格式化字符的位置,并输出
print "And everywhere that Mary went." # 输出双引号之间的字符串
print "." * 10 # what'd that do? Anwser:输出10个.
end1 = "C"
end2 = "h"
end3 = "e"
end4 = "e"
end5 = "s"
end6 = "e"
end7 = "B"
end8 = "u"
end9 = "r"
end10 = "g"
end11 = "e"
end12 = "r"
# watch that comma at the end. try removing it to see what happend
print end1 + end2 + end3 + end4 + end5 + end6, #将end1到end6这几个字符串变量拼接并输出
print end7 + end8 + end9 + end10 + end11 + end12 #将end7到end12这几个字符串变量拼接并输出
输出结果如下:
若21行行末有逗号的时候,两者输出在一行,中间由空格进行间隔。
若把21行行末的逗号去掉,则两个拼接的字符串,换行输出,如图所示:
加分习题
1. 逆向阅读,在每一行的上面加一行注解
注释已加注在伪代码中。
2. 倒着朗读出来,找出自己的错误
没有找到错误,欢迎检查指正。