# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
336505 | mehrdad_sohrabi | Airline Route Map (JOI18_airline) | C++14 | 0 ms | 0 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 "Alicelib.h"
typedef long long int ll;
typedef long double ld;
#define pb push_back
#define pii pair < ll , ll >
#define F first
#define S second
#define endl '\n'
//#define int long long
#define sync ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0)
#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math")
#define kill(x) return cout<<x<<'\n', 0;
using namespace std;
void Alice( int n,int m,int A[],int B[]){
vector <int> ras;
for (int i=n;i<n+12;i++){
ras.pb(i);
}
vector <pii> mm;
for (int i=0;i<m;i++){
mm.pb({A[i],B[i]});
}
for (int i=n+1;i<n+11;i++){
mm.pb({n,i});
mm.pb({i,n+11});
}
for (int i=n+2;i<n+11;i++){
mm.pb({i,i-1});
}
for (int i=0;i<n;i++){
mm.pb({i,n+11});
}
for (int i=0;i<n;i++){
for (int j=0;j<10;j++){
if ((i & (1<<j))){
mm.pb({i,n+1+j});
}
}
}
InitG(n+12,mm.size());
for (int i=0;i<mm.size();i++){
MakeG(i, mm[i].F, mm[i].S);
}
// cout << N+12 << " " << m.size() << endl;
//for (int i=0;i<m.size();i++){
// cout << m[i].F << " ";
//}
//cout << endl;
//for (int i=0;i<m.size();i++){
// cout << m[i].S << " ";
//}
}
#include <bits/stdc++.h>
#include "Boblib.h"
typedef long long int ll;
typedef long double ld;
#define pb push_back
#define pii pair < ll , ll >
#define F first
#define S second
//#define endl '\n'
//#define int long long
#define sync ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0)
#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math")
#define kill(x) return cout<<x<<'\n', 0;
using namespace std;
void Bob(int V,int U,int C[],int D[]){
ll id=0,mx=0;
vector <int> g[V];
for (int i=0;i<U;i++){
g[C[i]].pb(D[i]);
g[D[i]].pb(C[i]);
}
for (int i=0;i<V;i++){
if (g[i].size()>mx){
mx=g[i].size();
id=i;
}
}
ll w=0;
ll vis[V];
memset(vis,0,sizeof vis);
ll bad[V];
memset(bad,0,sizeof bad);
for (auto u : g[id]){
vis[u]=1;
}
for (int i=0;i<V-1;i++){
if (vis[i]==0) w=i;
}
bad[w]=2;
bad[id]=2;
// cout << id << " rvr " << w << endl;
vector <pii> ras;
for (auto u : g[w]){
ras.pb({g[u].size(),u});
bad[u]=1;
}
sort(ras.begin(),ras.end());
vector <int> bit;
// bit.pb(ras[0].S);
queue <int> q;
q.push(ras[0].S);
while(q.size()){
ll v=q.front();
bad[v]=2;
q.pop();
bit.pb(v);
for (auto u : g[v]){
if (bad[u]==1){
q.push(u);
}
}
}
reverse(bit.begin(),bit.end());
ll val[V];
memset(val,0,sizeof val);
for (int i=0;i<bit.size();i++){
ll v=bit[i];
for (auto u : g[v]){
if (bad[u]) continue;
val[u]+=(1<<i);
}
}
vector <pii> m;
for (int i=0;i<V;i++){
if (bad[i]) continue;
for (auto u : g[i]){
if (bad[u]) continue;
m.pb({val[u],val[i]});
}
}
// for (auto u : m){
// cout << u.F << " " << u.S << endl;
//}
//for (int i=0;i<V;i++){
// cout << val[i] << " fejf " << bad[i] << endl;
//}
//for (auto u : bit){
// cout << u << endl;
//}
InitMap(V-12,m.size());
for (auto u : m){
MakeMap(u.F,u.S);
}
}