Create 16 Nov Sum of Beauty of All Substrings

Author: Chayandas07

16 Nov Sum of Beauty of All Substrings

@@ -0,0 +1,21 @@
+class Solution {
+public:
+    int guessNumber(int n) {
+        int s = 1;
+        int e = n;
+        int mid = s + (e-s)/2;
+        while(s <= e){
+            if(guess(mid) == 0){
+                return mid;
+            }
+            else if(guess(mid) == 1){
+                s = mid +1;
+            }
+            else if(guess(mid) == -1){
+                e = mid -1;
+            }
+            mid = s + (e-s)/2;
+        }
+        return -1;
+    }
+};