Possible mistake in the website

[FallingStar]

http://www.cplusplus.com/reference/vector/vector/operator=/
In the example of the above article, the output says "Size of bar: 3" with bar being (3,0). Is that a typo?

[TarikNeaj]

I dont understand what the typo is?

(3,0) means 3 ints with the value 0.

http://www.cplusplus.com/reference/vector/vector/vector/

[FallingStar]

Oh, my mistake. I though it was 3 and 0.