Submission #301608

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
301608	2020-09-18 05:18:00	Namnamseo	Connecting Supertrees (IOI20_supertrees)	C++17	56 / 100	302 ms	22264 KiB

supertrees

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#include "supertrees.h"
#include <vector>
#include <numeric>
using namespace std;
#define rep(i, n) for(int i=0; i<n; ++i)
#define pb push_back
int n;
namespace unf {
  int par[1010];
  void init() {
    iota(par, par+n, 0);
  }
  int r(int x) { return (x==par[x]) ? x : (par[x]=r(par[x])); }
  void join(int a, int b) {
    a = r(a); b = r(b);
    if (a == b) return;
    par[a] = b;
  }
  bool same(int a, int b) { return r(a) == r(b); }
};
using namespace unf;
vector<int> g[1010];
int ans[1010][1010];
vector<int> go[1010];
int work(int gi, auto &p) {
  auto &v = g[gi];
 
 
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Compilation message (stderr)

supertrees.cpp:29:18: warning: use of 'auto' in parameter declaration only available with '-fconcepts'
   29 | int work(int gi, auto &p) {
      |                  ^~~~

• Subtask 1: 11 / 11
• Subtask 2: 10 / 10
• Subtask 3: 0 / 19
• Subtask 4: 35 / 35
• Subtask 5: 0 / 21
• Subtask 6: 0 / 4