Submission #428703

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
428703	2021-06-15 13:57:17	pavement	Park (JOI17_park)	C++17	77 / 100	2099 ms	244936 KiB

park

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#include "park.h"
#include <bits/stdc++.h>
using namespace std;
mt19937 rng(128302);
#define mp make_pair
#define mt make_tuple
#define pb push_back
static int N, Place[1405], link[1405], sz[1405];
static bool vis[1405];
vector<int> adj[1405];
map<tuple<int, int, vector<int> >, bool> ret;
bool query(int a, int b, int Place[]) {
  if (a > b) return query(b, a, Place);
  vector<int> tmp;
  for (int i = 0; i < N; i++) tmp.pb(Place[i]);
  if (ret.find(mt(a, b, tmp)) != ret.end()) return ret[mt(a, b, tmp)];
  else return ret[mt(a, b, tmp)] = Ask(a, b, Place);
}
int find(int x) {
  if (x == link[x]) return x;
  return link[x] = find(link[x]);
}
void unite(int a, int b) {
  a = find(a);
 
 
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Compilation message (stderr)

park.cpp: In function 'int getmid(int, int, std::vector<int>)':
park.cpp:51:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |  for (int i = 0; i < s.size() / 2; i++) Place[s[i]] = 0;
      |                  ~~^~~~~~~~~~~~~~
park.cpp:53:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |   for (int i = 0; i < s.size() / 2; i++) ret.pb(s[i]);
      |                   ~~^~~~~~~~~~~~~~
park.cpp:56:32: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   56 |   for (int i = s.size() / 2; i < s.size(); i++) ret.pb(s[i]);
      |                              ~~^~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 27 / 27
• Subtask 4: 30 / 30
• Subtask 5: 0 / 23