I have the following data:
我有以下数据:
number1
I am writing line1 .
number2
First line .
number3
I am writing line2.
number4
Second line .
number5
I am writing line3 .
number6
Third line.
number7
I am writing line2 .
number8
Fourth line .
number9
I am writing line5 .
number10
Fifth line .
number1
