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Solution to day 20 part 1.

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Bert Peters
2017-12-20 14:01:09 +01:00
parent 9b0f2cfdb5
commit bb8c0e0658
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2017/day-20/input.txt Normal file
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2017/day-20/solution.r Executable file
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#!/usr/bin/env Rscript
data <- readLines("stdin")
cleaned <- gsub(" $", "", gsub("^[^0-9-]+", "", gsub("[^0-9-]+", " ", data)))
tc <- textConnection(cleaned)
input <- read.csv(tc, header=FALSE, sep=" ")
close(tc)
accs <- rowSums(abs(input[,7:9]))
speeds <- rowSums(abs(input[,4:6]))
perm <- order(accs, speeds)
print(perm[1] - 1)