diff --git a/go.mod b/go.mod
index 47380af..5033a7e 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,5 @@
 module maze-solver
 
 go 1.20
+
+require golang.org/x/exp v0.0.0-20230801115018-d63ba01acd4b
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..9cf7e1c
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,2 @@
+golang.org/x/exp v0.0.0-20230801115018-d63ba01acd4b h1:r+vk0EmXNmekl0S0BascoeeoHk/L7wmaW2QF90K+kYI=
+golang.org/x/exp v0.0.0-20230801115018-d63ba01acd4b/go.mod h1:FXUEEKJgO7OQYeo8N01OfiKP8RXMtf6e8aTskBGqWdc=
diff --git a/utils/utils.go b/utils/utils.go
index 18aa4cb..717c2e2 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -1,6 +1,10 @@
 package utils
 
-import "log"
+import (
+	"log"
+
+	"golang.org/x/exp/constraints"
+)
 
 func Check(err error, msg string, args ...any) {
 	if err != nil {
@@ -8,3 +12,10 @@ func Check(err error, msg string, args ...any) {
 		panic(err)
 	}
 }
+
+func Min[T constraints.Ordered](a, b T) T {
+	if a < b {
+		return a
+	}
+	return b
+}