day1

day1/day1.jl

@@ -0,0 +1,30 @@
+#!/usr/bin/env julia
+
+infile = size(ARGS, 1) > 0 ? ARGS[1] : "day1input.txt"
+Ns = size(ARGS, 1) > 1 ? ARGS[2] : "1"
+println("infile = ", infile)
+
+N = parse(Int64, Ns)
+
+max_calories = zeros(Int64, N)
+elf_calories = zeros(Int64, 1)
+i = 1
+
+io = open(infile, "r")
+for line in eachline(io)
+  global i, max_calories, max_elf_idx, elf_calories
+  if length(line) == 0
+    if elf_calories[i] > max_calories[1]
+      max_calories[1] = elf_calories[i]
+      sort!(max_calories)
+    end
+    i += 1
+    push!(elf_calories, 0)
+    continue
+  end
+  snack_calories = parse(Int64, line)
+  elf_calories[i] += snack_calories
+end
+
+println(max_calories)
+println(sum(max_calories))