Unique values case-sensitive
Normally, we would use the UNIQUE function to extract unique values. However, UNIQUE is not case-sensitive so it won’t work in this situation. Thevrepresents the value of each element in the array.Calculationis the formula logic that creates the final accumulated result. At each new value,v, the custom LAMBDA function checks ifvis already in the accumulator,a. Ifvis already ina, the current value ofais returned. Ifvis not already present ina, the function combinesaandvwith theVSTACK function....