R/readSudoku.R

In sudoku: Sudoku Puzzle Generator and Solver

Defines functions readSudoku

Documented in readSudoku

readSudoku <- function(fn, map=c(1:9,letters)) {
  z <- scan(fn, "", quiet=TRUE)
  z <- do.call(rbind, strsplit(z, ""))
  matrix(match(z, map, 0), nrow(z))
}

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