Perserverance, or the lack thereof

`git clone git://git.shimmy1996.com/advent-of-code.git`
```commit 2b264a46cf3d0f6d1da8424a4ceb8f64602b2134
Author: Shimmy Xu <shimmy.xu@shimmy1996.com>
Date:   Thu,  5 Dec 2019 09:58:10 -0500

Add Julia solution for day 05

Diffstat:
```
```1 file changed, 74 insertions(+), 0 deletions(-)
diff --git a/day-05/day-05.jl b/day-05/day-05.jl
@@ -0,0 +1,74 @@
+function computer(program, input)
+    program = copy(program)
+    pc = 1
+    output = []
+    get_param(loc, im_mode) = (im_mode ? program[loc] : program[program[loc] + 1])
+    while true
+        op_code = program[pc] % 100
+        im_mode_1 = (program[pc] % 1000) ÷ 100 > 0;
+        im_mode_2 = (program[pc] % 10000) ÷ 1000 > 0;
+        if op_code == 1
+            program[program[pc + 3] + 1] = (
+                get_param(pc + 1, im_mode_1)
+                + get_param(pc + 2, im_mode_2)
+            )
+            pc += 4
+        elseif op_code == 2
+            program[program[pc + 3] + 1] = (
+                get_param(pc + 1, im_mode_1)
+                * get_param(pc + 2, im_mode_2)
+            )
+            pc += 4
+        elseif op_code == 3
+            program[program[pc + 1] + 1] = input
+            pc += 2
+        elseif op_code == 4
+            push!(output, get_param(pc + 1, im_mode_1))
+            pc += 2
+        elseif op_code == 5
+            if get_param(pc + 1, im_mode_1) != 0
+                pc = get_param(pc + 2, im_mode_2) + 1
+            else
+                pc += 3;
+            end
+        elseif op_code == 6
+            if get_param(pc + 1, im_mode_1) == 0
+                pc = get_param(pc + 2, im_mode_2) + 1
+            else
+                pc += 3;
+            end
+        elseif op_code == 7
+            program[program[pc + 3] + 1] = (
+                get_param(pc + 1, im_mode_1)
+                < get_param(pc + 2, im_mode_2)
+            ) ? 1 : 0;
+            pc += 4;
+        elseif op_code == 8
+            program[program[pc + 3] + 1] = (
+                get_param(pc + 1, im_mode_1)
+                == get_param(pc + 2, im_mode_2)
+            ) ? 1 : 0;
+            pc += 4;
+        elseif op_code == 99
+            break
+        else
+            println("Unknown op code: ", op_code)
+            break
+        end
+    end
+    output
+end
+
+function part_1(input)
+    computer(input, 1)[end]
+end
+
+function part_2(input)
+    computer(input, 5)[end]
+end
+
+input = map(x -> parse(Int32, x), split(readlines(open("input.txt"))[1], ','))
+
+println("Julia:")
+println("Part 1: ", part_1(input))
+println("Part 2: ", part_2(input))
```