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  1. library(e1071)
  2. library(dplyr)
  3.  
  4. df <- tbl_df(data.frame(permutations(9)))
  5.  
  6. df %>%
  7. filter(abs(X1+13*X2/X3+X4+12*X5-X6-11+X7*X8/X9-10 - 66) < 1e-8) %>%
  8. print(n = Inf)
Runtime error #stdin #stdout #stderr 0.42s 24008KB
stdin
Standard input is empty
stdout
Standard output is empty
stderr
Loading required package: class
Error in library(dplyr) : there is no package called 'dplyr'
Execution halted