Linked list cycle had to check fast and fast->next for null lmao not fast and slow poora code shi tha but im a dumbass thats all

Author: ChSatyaSavith

141. Linked List Cycle.cpp

@@ -0,0 +1,30 @@
+/**
+ * Definition for singly-linked list.
+ * struct ListNode {
+ *     int val;
+ *     ListNode *next;
+ *     ListNode(int x) : val(x), next(NULL) {}
+ * };
+ */
+class Solution {
+public:
+    bool hasCycle(ListNode *head) 
+    {
+        if(head==NULL)
+        {
+            return false;
+        }
+        ListNode* slow = head;
+        ListNode* fast = head;
+        while(fast!=NULL && fast->next!=NULL)
+        {
+            slow = slow->next;
+            fast = fast->next->next;
+            if(fast==slow)
+            {
+                return true;
+            }
+        }
+        return false;
+    }
+};

sex

@@ -0,0 +1,29 @@
+#include <iostream>
+using namespace std;
+
+int main()
+{
+    string string1 = "comiccomedy";
+    int count = 0;
+    for(int i = 0;i<string1.length();i++)
+    {
+        bool flag = true;
+        for(int j = 0;j<string1.length();j++)
+        {
+            if(i==j)
+            {
+                continue;
+            }
+            if(string1[i]==string1[j])
+            {
+                flag = false;
+            }
+        }
+        if(flag)
+        {
+            count++;
+        }
+    }
+    cout<<count<<endl;
+}
+