更多打印

print("Mary had a little lamb.")#Mary 有一只小羊羔
print("Its fleece was white as %s." %"snow")#它的羊毛像学一样白，此处用了%s格式化字符串
print("And everywhere that Mary went")
print("."* 10 )#what's that do?这是做什么？
#句号乘10,结果里显示了一串句号

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 happens
#看下末尾的逗号，去掉会发生什么？
print(end1+end2+end3+end4+end5+end6,end=" ")#,end=" "作用是使得两个print输出到一行。
print(end7+end8+end9+end10+end11+end12)

打印末尾加end=" "作用是使得两个print输出到一行。
print(end1+end2+end3+end4+end5+end6,end=" ")#,

控制打印内容的间隔和输出行

#逗号的用法
print('a''b''c')#没有逗号，各单引号内的内容相连
print('a','b','c')#逗号使得各单引号内的内容隔开
print('.'*10)
#sep=''的用法
print('a','b','c',sep='')#sep='',可设置各单引号的内容的间隔，默认是0
print('a','b','c',sep='&')#sep='',可设置各单引号的内容的间隔内容
print('a','b','c',sep='123')#sep='',可设置各单引号的内容的间隔内容
print('.'*10)
#end=''的用法
print('a',end='')
print('b',end='')
print('c')