Submission #587866

#	Time	Username	Problem	Language	Result	Execution time	Memory
587866		1zaid1	Art Collections (BOI22_art)	C++17	20 / 100	133 ms	1364 KiB

art

#include "art.h"
#include <bits/stdc++.h>
using namespace std;
int sum = 0;
vector<int> v;
map<pair<int, int>, int> vis, mp;
int done(int &a, int &b) {
    if (!vis[{a, b}]) {
        vis[{a, b}] = 1;
        vis[{b, a}] = 1;
        swap(a, b);
        int now = publish(v);
        swap(a, b);
        mp[{a, b}] = (sum-now) < 0;
        mp[{b, a}] = !mp[{a, b}];
    } return mp[{a, b}];
}

void solve(int n) {
    v.resize(n);
    for (int i = 0; i < n; i++) v[i] = i+1;
    sum = publish(v);
    while (sum) {
        for (int i = 0; i < n-1; i++) {
            if (!done(v[i], v[i+1])) {
                swap(v[i], v[i+1]);
                sum--;
            }
        }
    } answer(v);
}

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: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30