GabrielModog · January 22, 2025 08:09 · Jan 22, 2025
diff --git a/cycle-nodes.go b/cycle-nodes.go
@@ -0,0 +1,38 @@
+package main
+
+import (
+    "fmt"
+)
+
+type Node {
+    value string
+    next *Node
+}
+
+func HasCycleNode(root *Node) bool {
+    if root == nil {
+        return false
+    }
+    current, ahead := root, root
+    for ahead != nil && ahead.next != nil {
+        current = root.next
+        ahead = root.next.next
+        if slow === ahead {
+            return true
+        }
+    }
+    return false
+}
+
+func main() {
+    node1 := &Node{ value: "A" }
+    node2 := &Node{ value: "B" }
+    node3 := &Node{ value: "C" }
+    node4 := &Node{ value: "D" }
+
+    node1.next  = node2
+    node4.next  = node3
+    node3.next  = node4
+
+    fmt.Println("Cycle node:", HasCycleNodes(node1))
+}