Column S contains the check sums of the values given in columns R and Xc. Does anyone here have an idea about how to find the corresponding algorithm to calculate the check sums? Thanks in advance
R Xc S
647 72 218
441 47 618
594 67 188
581 55 517
497 58 865
553 65 661
541 52 309
Best regards,
Holzi
