#include <bits/stdc++.h>
using namespace std;
map<int,set<int>> adj;
multiset<int> ms;
map<pair<int,int>,int> edwt;
int SUBTASK1=0;
bool isCyc=0;
bool isSubtask1=true;
bool isCycle(){
for(auto x:adj){
if(x.second.size()<=1)return false;
if(x.second.size()>2)isSubtask1=false;
}
return true;
}
void init(int N, int M,std::vector<int> U, std::vector<int> V, std::vector<int> W) {
for(int i=0;i<M;i++){
int x=U[i];
int y=V[i];
int z=W[i];
ms.insert(z);
edwt[{min(x,y),max(x,y)}]=z;
SUBTASK1=max(SUBTASK1,(W[i]));
adj[x].insert(y);
adj[y].insert(x);
}
isCyc=isCycle();
}
int getMinimumFuelCapacity(int X, int Y) {
if(isSubtask1){
if(isCyc){
return SUBTASK1;
}else
return -1;
}else{
if(1 or min(X,Y)==0){
return -1;
}
return res;
}
}
Compilation message
swap.cpp: In function 'int getMinimumFuelCapacity(int, int)':
swap.cpp:40:10: error: 'res' was not declared in this scope
40 | return res;
| ^~~
