У меня есть следующая таблица:
![](https://i.stack.imgur.com/Cxnhx.png)
What I'm trying to do is to write a formula that totals by each unique day in the month and year given in B1 and C1 thus the output should be:
![enter image description here](https://i.stack.imgur.com/xBU0j.png)
I'm not sure how to start with this, googling seems to suggest the use of SUMIF.
Лист здесь