in reply to Re^4: subtract two columns from perl arrays
in thread subtract two columns from perl arrays

At the very least you must have code that loads the data into the arrays. Show that and we can start helping you.

CountZero

A program should be light and agile, its subroutines connected like a string of pearls. The spirit and intent of the program should be retained throughout. There should be neither too little or too much, neither needless loops nor useless variables, neither lack of structure nor overwhelming rigidity." - The Tao of Programming, 4.1 - Geoffrey James

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