제출 #614123

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
614123	2022-07-30 19:17:14	valerikk	Rope (JOI17_rope)	C++17	80 / 100	2554 ms	120552 KiB

rope

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#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int n, m;
  cin >> n >> m;
  vector<int> c(n);
  for (int i = 0; i < n; ++i) {
    cin >> c[i];
    --c[i];
  }
  vector<int> cnt(m, 0);
  for (int i = 0; i < n; ++i) {
    ++cnt[c[i]];
  }
  vector<int> ans(m);
  for (int u = 0; u < m; ++u) {
    ans[u] = n - cnt[u];
  }
  for (int p = 0; p < 2; ++p) {
    map<pair<int, int>, int> mp;
    vector<vector<int>> g(m);
    for (int i = p; i + 1 < n; i += 2) {
      if (c[i] != c[i + 1]) {
        g[c[i]].push_back(c[i + 1]);
        g[c[i + 1]].push_back(c[i]);
      }
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 30 / 30
• Subtask 3: 10 / 10
• Subtask 4: 25 / 25
• Subtask 5: 0 / 20