# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
403400 | Wasrek | Swapping Cities (APIO20_swap) | C++14 | 2 ms | 2636 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<bits/stdc++.h>
#include "swap.h"
// #include"grader.cpp"
#include <vector>
#define SIZE 100010
#define MAX 2000000000
using namespace std;
struct A{
int u,w;
};
int sub2=1;
A m1={0,MAX},m2={0,MAX},m3={0,MAX};
vector<A> g[SIZE];
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++){
g[U[i]].push_back({V[i],W[i]});
g[V[i]].push_back({U[i],W[i]});
if(U[i]!=0) sub2=0;
if(W[i]<m1.w){
m3=m2,m2=m1,m1={V[i],W[i]};
}else if(W[i]<m2.w){
m3=m2,m2={V[i],W[i]};
}else if(W[i]<m3.w){
m3={V[i],W[i]};
}
}
return ;
}
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