Submission #540734

#TimeUsernameProblemLanguageResultExecution timeMemory
540734two_sidesChameleon's Love (JOI20_chameleon)C++17
Compilation error
0 ms0 KiB
#include "chamelon.h" #include <bits/stdc++.h> using namespace std; bool check(vector<int> v, int x) { if (v.empty()) return false; v.push_back(x); return Query(v) != v.size(); } void Solve(int n) { n = n * 2 + 1; vector<vector<int>> adj(n + 1); vector<int> col(n + 1), ans(n + 1); vector<int> pre(n + 1), nxt(n + 1); queue<int> que; for (int i = 1; i <= n; i++) { for (int j = 1; j < i; j++) col[j] = -1; for (int j = 1, u; j < i; j++) { if (col[j] >= 0) continue; que.push(j); col[j] = 0; while (que.size()) { u = que.front(); que.pop(); for (int v : adj[u]) if (col[v] < 0) { col[v] = 1 - col[u]; que.push(v); } } } vector<int> half[2]; for (int j = 1; j < i; j++) half[col[j]].push_back(j); for (int j = 0; j < 2; j++) { while (check(half[j], i)) { int l = 1, r = half[j].size(); while (l < r) { int m = (l + r) / 2; if (check(vector<int> (half[j].begin(), half[j].begin() + m), i)) r = m; else l = m + 1; } } adj[i].push_back(half[j][l - 1]); adj[hafl[j][l - 1]].push_back(i); half.erase(half[j].begin, half[j].begin() + m); } } for (int i = 1; i <= n; i++) { if (adj[i].size() == 1) continue; while (Query({i, adj[i][0], adj[i][1]}) != 1) rotate(adj[i].begin(), adj[i].begin() + 1, adj[i].end()); nxt[i] = adj[i][2]; pre[adj[i][2]] = i; } for (int i = 1; i <= n; i++) { if (adj[i].size() == 1) ans[i] = adj[i][0]; else ans[i] = adj[i][0] + adj[i][1] + adj[i][2] - nxt[i] - pre[i]; if (ans[i] > i) Answer(i, ans[i]); } }

Compilation message (stderr)

chameleon.cpp:1:10: fatal error: chamelon.h: No such file or directory
    1 | #include "chamelon.h"
      |          ^~~~~~~~~~~~
compilation terminated.