diff --git a/dividebyzero.go b/dividebyzero.go
new file mode 100644
index 0000000..a9f7376
--- /dev/null
+++ b/dividebyzero.go
@@ -0,0 +1,12 @@
+package imgrow
+
+func divideByZero(n int) int {
+	switch {
+	case 0 < n:
+		return intMax
+	case n < 0:
+		return intMin
+	default: // 0 == n
+		return 0
+	}
+}