diff --git a/include/aoc/GardenGroups.hpp b/include/aoc/GardenGroups.hpp
index 92fb9f0..03ab587 100644
--- a/include/aoc/GardenGroups.hpp
+++ b/include/aoc/GardenGroups.hpp
@@ -25,6 +25,7 @@ class GardenGroups
     : public LinesSolver
 {
 public:
+    GardenGroups(const int inputFileNameSuffix = 0);
     virtual const std::string getPuzzleName() const override;
     virtual const int getPuzzleDay() const override;
     virtual void finish() override;
diff --git a/include/aoc/LinesSolver.hpp b/include/aoc/LinesSolver.hpp
index 968a055..21a2f0e 100644
--- a/include/aoc/LinesSolver.hpp
+++ b/include/aoc/LinesSolver.hpp
@@ -24,6 +24,7 @@ class LinesSolver
     : public Solver
 {
 public:
+    LinesSolver(const int inputFileNameSuffix = 0);
     virtual void processDataLine(const std::string& line) override;
 protected:
     std::vector<std::string> lines{};
diff --git a/src/GardenGroups.cpp b/src/GardenGroups.cpp
index 0d3c793..e2602d3 100644
--- a/src/GardenGroups.cpp
+++ b/src/GardenGroups.cpp
@@ -15,6 +15,11 @@
 
 #include <aoc/GardenGroups.hpp>
 
+GardenGroups::GardenGroups(const int inputFileNameSuffix)
+    : LinesSolver{ inputFileNameSuffix }
+{
+}
+
 const std::string GardenGroups::getPuzzleName() const
 {
     return "Garden Groups";
diff --git a/src/LinesSolver.cpp b/src/LinesSolver.cpp
index 8ad2139..ee42de4 100644
--- a/src/LinesSolver.cpp
+++ b/src/LinesSolver.cpp
@@ -15,6 +15,11 @@
 
 #include <aoc/LinesSolver.hpp>
 
+LinesSolver::LinesSolver(const int inputFileNameSuffix)
+    : Solver{ inputFileNameSuffix }
+{
+}
+
 void LinesSolver::processDataLine(const std::string& line)
 {
     lines.push_back(line);
diff --git a/tests/src/TestCases.cpp b/tests/src/TestCases.cpp
index b63e40a..f91f058 100644
--- a/tests/src/TestCases.cpp
+++ b/tests/src/TestCases.cpp
@@ -188,6 +188,14 @@ TEST_CASE("[GardenGroupsTests]")
     {
         test.run(std::make_unique<GardenGroups>(), 1930, 0, test.getExampleInputPaths());
     }
+    SECTION("ExampleData2")
+    {
+        test.run(std::make_unique<GardenGroups>(2), 140, 0, test.getExampleInputPaths());
+    }
+    SECTION("ExampleData3")
+    {
+        test.run(std::make_unique<GardenGroups>(3), 772, 0, test.getExampleInputPaths());
+    }
 }
 
 TEST_CASE("[LanPartyTests]")