Perserverance, or the lack thereof

`git clone git://git.shimmy1996.com/advent-of-code.git`
```commit c8314391d9ee95a5b2697b5dc35b190ddb009a89
parent c70021f79022a907ac687d7ea5ee8ec4705413e9
Author: Shimmy Xu <shimmy.xu@shimmy1996.com>
Date:   Mon,  2 Dec 2019 08:50:13 -0500

Add C++ and Julia solutions for day 02

Diffstat:
```
```2 files changed, 89 insertions(+), 0 deletions(-)
diff --git a/day-02/day-02.cc b/day-02/day-02.cc
@@ -0,0 +1,50 @@
+#include <fstream>
+#include <iostream>
+#include <vector>
+
+auto computer(std::vector<int> input, int noun, int verb) {
+  input[1] = noun;
+  input[2] = verb;
+
+  auto pc = 0;
+  while (true) {
+    if (input[pc] == 1) {
+      input[input[pc + 3]] = input[input[pc + 1]] + input[input[pc + 2]];
+      pc += 4;
+    } else if (input[pc] == 2) {
+      input[input[pc + 3]] = input[input[pc + 1]] * input[input[pc + 2]];
+      pc += 4;
+    } else if (input[pc] == 99) {
+      break;
+    }
+  }
+
+  return input[0];
+}
+
+auto part_1(std::vector<int>& input) -> int {
+  return computer(input, 12, 2);
+}
+
+auto part_2(std::vector<int>& input) -> int {
+  for (auto noun = 0; noun <= 99; ++noun) {
+    for (auto verb = 0; verb <= 99; ++verb) {
+      if (computer(input, noun, verb) == 19690720) {
+        return noun * 100 + verb;
+      }
+    }
+  }
+  return 0;
+}
+
+auto main() -> int {
+  auto input_file = std::ifstream("input.txt");
+  auto input = std::vector<int>{};
+  for (std::string op; std::getline(input_file, op, ',');) {
+    input.push_back(std::stoi(op));
+  }
+
+  std::cout << "C++17:\n"
+            << "Part 1: " << part_1(input) << "\nPart 2: " << part_2(input)
+            << std::endl;
+}
diff --git a/day-02/day-02.jl b/day-02/day-02.jl
@@ -0,0 +1,39 @@
+function computer(input, noun, verb)
+    input = copy(input)
+    input[2] = noun
+    input[3] = verb
+    pc = 1
+    while true
+        if input[pc] == 1
+            input[input[pc + 3] + 1] = input[input[pc + 1] + 1] + input[input[pc + 2] + 1]
+            pc += 4
+        elseif input[pc] == 2
+            input[input[pc + 3] + 1] = input[input[pc + 1] + 1] * input[input[pc + 2] + 1]
+            pc += 4
+        elseif input[pc] == 99
+            break
+        end
+    end
+    input[1]
+end
+
+function part_1(input)
+    computer(input, 12, 2)
+end
+
+function part_2(input)
+    for noun = 0:99
+        for verb = 0:99
+            if computer(input, noun, verb) == 19690720
+                return noun * 100 + verb
+            end
+        end
+    end
+    0
+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))
```