828 pass

2699-231124/main.cpp

@@ -1,12 +1,15 @@
+//https://leetcode.com/problems/modify-graph-edge-weights/
 #include<bits/stdc++.h>
 using namespace std;
 class Solution{
 public:
     vector<vector<int>> modifiedGraphEdges(int n, vector<vector<int>>& edges, int source, int destination, int target){
-        
+
     }
 
-}
+};
+
 int main(){
+    int n;
 
 }