Euler Circuit in an Undirected Graph.cpp

class Solution {
public:
 bool isEularCircuitExist(int v, vector<int>adj[]){
     
     for(int i = 0; i < v; i++){
         if(adj[i].size() % 2 != 0){
             return 0;
         }
     }
     return 1;
 }
};