Create 38. Count and Say1 (#772)

Author: Chayandas07

Diff for: 38. Count and Say1

@@ -0,0 +1,36 @@
+class Solution {
+public:
+    string ans="";
+    bool found=false;
+    void fn(string &temp,int n){
+        if(found)return;
+        if(n==1){
+            ans=temp;
+            found=true;
+            return;
+        }
+
+        char pre=temp[0];
+        string s=temp;
+        string str="";
+        int cnt=1;
+        for(int i=1;i<temp.length();i++){
+            if(temp[i]==pre){
+                cnt++;
+            }else{
+                str+=to_string(cnt);
+                str+=pre;
+                cnt=1;
+            }
+            pre=temp[i];
+        }
+        str+=to_string(cnt);
+        str+=pre;
+        fn(str,n-1);
+    }
+    string countAndSay(int n) {
+        string temp="1";
+        fn(temp,n);
+        return ans;
+    }
+};