Submission #423725

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
423725	2021-06-11 11:57:57	kai824	Treatment Project (JOI20_treatment)	C++17	35 / 100	2113 ms	524292 KiB

treatment

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#include<bits/stdc++.h>
using namespace std;
#define int long long
const int mxm=100005,inf=1e17;
int t[mxm],l[mxm],r[mxm],c[mxm];
vector<int> adj[mxm];
int dist[mxm];bool vis[mxm];
void main1(int n,int m){
  ;
}
int32_t main(){
  ios_base::sync_with_stdio(false);cin.tie(0);
  int n,m;
  cin>>n>>m;
  //funny how subtasks 1-3 can be done with dijkstra, and ST4 is... 2d segtree with lazy nodes? idk
  //if(m>5000)main1(n,m);
  for(int i=0;i<m;i++){
    cin>>t[i]>>l[i]>>r[i]>>c[i];
    if(l[i]==1)adj[m].push_back(i);
    if(r[i]==n)adj[i].push_back(m+1);
  }c[m]=c[m+1]=0;
  for(int i=0;i<m;i++){
    for(int j=i+1;j<m;j++){
      //cout<<"Iteration "<<i<<' '<<j<<'\n';
      if(t[i]>t[j])swap(i,j);//ensures t[j]>=t[i]
 
 
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• Subtask 1: 0 / 4
• Subtask 2: 5 / 5
• Subtask 3: 30 / 30
• Subtask 4: 0 / 61