From 84cb6387f92cd163620dccb991ab802d218f9e5a Mon Sep 17 00:00:00 2001
From: chayan das <110921638+Chayandas07@users.noreply.github.com>
Date: Tue, 26 Nov 2024 23:06:47 +0530
Subject: [PATCH] Create 2924. Find Champion II

---
 2924. Find Champion II | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 2924. Find Champion II

diff --git a/2924. Find Champion II b/2924. Find Champion II
new file mode 100644
index 0000000..82197a5
--- /dev/null
+++ b/2924. Find Champion II	
@@ -0,0 +1,18 @@
+class Solution {
+public:
+    int findChampion(int n, vector<vector<int>>& edges) {
+        vector<int>in(n, 0);
+        int sz = edges.size();
+        for (int i = 0; i < sz; i++) {         
+            in[edges[i][1]]++;
+        }
+        int result = -1;
+        for (int i = 0; i < n; i++) {
+            if (in[i] == 0) {
+                if (result >= 0) return -1;
+                result = i;
+            }
+        }
+        return result;
+    }
+};