Checkout this spreadsheet recommended by tmwilliamlin168 -who is the winner of IOI 2020- in one of his youtube videos : https://www.youtube.com/watch?v=bVKHRtafgPc

the link to the blog talking about the sheet :

https://mirror.codeforces.com/blog/entry/65133

it's very unique, and this is only the junior one, after it there is a semi-senior and a senior one, and all of them consist of really well chosen and varied problems, and this is the link of the video which explains how to use this sheet :

https://www.youtube.com/watch?v=4yt_PV3tflA

hope you find it useful, I firmly believe this is going to save you tons of time, share your experience if it helps you so other people make use of it

Best wishes Bro

I aim to reach 260 problems or more at the end of the year and gain a rating >=1100 my current rating is 914 with 217 problems solved