The numbers in all rows need to add up to 11.
So the first row would be
5 + 4(light gray number) + 2 = 11
AAAAH I SEEE, I UNDERSTAND IT NOW, I thought those 1 1 number was separated, like 1 - 1. Thank you bro
No problem bro, i also got confused the first time i was trying to solve the puzzle
