Submission #853392

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
853392	2023-09-24 09:22:07	willychan	Dango Maker (JOI18_dango_maker)	C++14	33 / 100	447 ms	243280 KiB

dango_maker

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#include<bits/stdc++.h>
using namespace std;
typedef int ll;
//#include<bits/extc++.h>
//__gnu_pbds
const int MAXN = 3e6; 
struct edge{
  int to;
  ll cap;
  int rev;
};
vector<edge> side[MAXN];
int level[MAXN];
int nxt[MAXN];
struct DINIC{
  int n;
  void init(int s){
    n = s;
    for(int i=0;i<n;i++) side[i].clear();
  }
  
  void add_edge(int a,int b,ll c){
//    cout<<a<<"->"<<b<<"\n";
    side[a].push_back({b,c,(int)(side[b].size())});
    side[b].push_back({a,0,(int)(side[a].size()-1)});
  }
  
  bool bfs(int s,int t){
    fill(level,level+n,-1);
    queue<int> q;
 
 
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Compilation message (stderr)

dango_maker.cpp: In member function 'll DINIC::dfs(int, int, ll)':
dango_maker.cpp:49:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<edge>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |   for(;nxt[v]<side[v].size();nxt[v]++){
      |        ~~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 13 / 13
• Subtask 2: 20 / 20
• Subtask 3: 0 / 67