Create 38. Count and Say (#771)

Author: Chayandas07

38. Count and Say

@@ -0,0 +1,24 @@
+class Solution {
+public:
+    string countAndSay(int n) {
+        string curr = "1";
+        if (n == 1) return curr;
+        for (int i = 2; i <= n; i++) {
+            string next = "";
+            int cnt = 1;
+            char ele = curr[0];
+            for (int j = 1; j < curr.size(); j++) {
+                if (curr[j] == ele) {
+                    cnt++;
+                } else {
+                    next += to_string(cnt) + ele;
+                    ele = curr[j];
+                    cnt = 1;
+                }
+            }
+            next += to_string(cnt) + ele;
+            curr = next;
+        }
+        return curr;
+    }
+};