1 files changed, 5 insertions, 6 deletions

diff --git a/src/day20.cpp b/src/day20.cpp
index a17f2f2..f85ac90 100644
--- a/src/day20.cpp
+++ b/src/day20.cpp
@@ -133,14 +133,13 @@ struct OutputModule : public Module {
 };
 
 void
-part1()
+part1(const vector<string>& input)
 {
         queue<tuple<string, int, string>> queue;
         map<string, shared_ptr<Module>>   modules;
 
         modules["output"] = make_shared<OutputModule>("output", queue);
 
-        const auto input = read_file("data/day20.txt");
         for ( const auto& line: input ) {
                 const auto parts  = split(line, " -> ");
                 auto       module = parts[0];
@@ -199,14 +198,13 @@ part1()
 }
 
 void
-part2()
+part2(const vector<string>& input)
 {
         queue<tuple<string, int, string>> queue;
         map<string, shared_ptr<Module>>   modules;
 
         modules["output"] = make_shared<OutputModule>("output", queue);
 
-        const auto input = read_file("data/day20.txt");
         for ( const auto& line: input ) {
                 const auto parts  = split(line, " -> ");
                 auto       module = parts[0];
@@ -289,6 +287,7 @@ part2()
 int
 main()
 {
-        part1();
-        part2();
+        const auto input = read_file("data/day20.txt");
+        part1(input);
+        part2(input);
 }