diff --git a/solver.cpp b/solver.cpp
index e689e98..06b43bc 100644
--- a/solver.cpp
+++ b/solver.cpp
@@ -3,9 +3,11 @@
 #include <iostream>
 
 int main(int argc, char** argv) {
-  Solver solver(
-      "068700900004000071030809050300080100040005007007304092602001005000020600"
-      "059030028");
+  if (argc < 2) {
+    std::cout << "Please provide a puzzle to solve" << std::endl;
+    return 1;
+  }
+  Solver solver(argv[1]);
   if (!solver.Solve()) {
     std::cout << "Error! Couldn't Solve" << std::endl;
   }