# Calculate sum column filtering identical values on multiple columns

I have data for multiple columns (S1,S2,S3) and I’m trying to create a sum column (result). I want to sum values for each row that has identical values in S1, S2 and S3 columns. Here is a sample data and the result I’m looking for. S1 <- c(1,1,1,0,1,0) S2 <- c(1,1,1,0,1,0) S3 <- c(1,0,0,0,0,0) value… Read More Calculate sum column filtering identical values on multiple columns