Merge branch 'main' of https://github.com/stoychoX/Data-structures-and-algorithms

1 files changed, 18 insertions, 0 deletions

diff --git a/Practicum/pract05/solutions/Task03.cpp b/Practicum/pract05/solutions/Task03.cpp
new file mode 100644
index 0000000..42282c6
--- /dev/null
+++ b/Practicum/pract05/solutions/Task03.cpp
@@ -0,0 +1,18 @@
+bool has_cycle(SinglyLinkedListNode* head) {
+    if(!head)
+        return false;
+        
+    SinglyLinkedListNode* slow = head;
+    SinglyLinkedListNode* fast = head;
+    
+    while(fast && fast->next)
+    {
+        slow = slow->next;
+        fast = fast->next->next;
+        
+        if(slow == fast)
+            return true;
+    }
+    
+    return false;
+}