Submission #573629

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
573629	2022-06-07 03:25:19	pavement	Art Collections (BOI22_art)	C++17	100 / 100	1716 ms	580 KiB

art

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#include "art.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
void solve(int N) {
  int _ord[2 * N + 1], *ord = _ord + N;
  memset(_ord, -1, sizeof _ord);
  ord[0] = 1;
  vector<int> order, out;
  for (int i = 1; i <= N; i++) order.pb(i);
  int E = publish(order);
  for (int i = 2, pos = 0; i <= N; i++) {
    int tmp = -1;
    if (i & 1) {
      swap(order[pos], order[(i - 1) / 2]);
      tmp = order[pos];
      pos = (i - 1) / 2;
    } else {
      swap(order[pos], order[order.size() - i / 2]);
      tmp = order[pos];
      pos = order.size() - i / 2;
    }
    int E2 = publish(order), D = E2 - E;
    if (i & 1) D = -D;
    int dist = (D > 0 ? (D + 1) / 2 : -(-D + 1) / 2);
    if (dist > 0) {
      int pos = 0;
      while (dist) {
 
 
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Compilation message (stderr)

interface.cpp: In function 'int publish(std::vector<int>)':
interface.cpp:20:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   20 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~
interface.cpp: In function 'void answer(std::vector<int>)':
interface.cpp:36:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~

• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30