helloWorld - demo

一个helloWorld

这里是一个图片的引用，可以参考。

这里是一个自定义表格。

	PassengerId	Survived	Pclass	Sex	Age	SibSp	Parch	Fare	Embarked
0	1	0.0	3	male	22.0	1	0	7.2500	S
1	2	1.0	1	female	38.0	1	0	71.2833	C
2	3	1.0	3	female	26.0	0	0	7.9250	S
3	4	1.0	1	female	35.0	1	0	53.1000	S
4	5	0.0	3	male	35.0	0	0	8.0500	S
...	...	...	...	...	...	...	...	...	...
1304	1305	NaN	3	male	NaN	0	0	8.0500	S
1305	1306	NaN	1	female	39.0	0	0	108.9000	C
1306	1307	NaN	3	male	38.5	0	0	7.2500	S
1307	1308	NaN	3	male	NaN	0	0	8.0500	S
1308	1309	NaN	3	male	NaN	1	1	22.3583	C

1309 rows × 9 columns