Problem
First name
arti
Country
Age
0
To get 1 at the top cell use 2, 2, 1 for the three bottom cells values.
To get 5 at the top cell use 16, 16, 1 for the three bottom cells values.
The function is log2(a) + log2(b).
To get negative value at the top cell use 1, 1.1, 1 for the three bottom cells values.