Submission #660391

#	Time	Username	Problem	Language	Result	Execution time	Memory
660391		mychecksedad	Art Collections (BOI22_art)	C++17	100 / 100	1630 ms	616 KiB

art

#include <vector>
#include <iostream>
using namespace std;
#define pb push_back
/**
 * returns how many complaints you will receive for this ordering of the art collections
 */
int publish(std::vector<int>);

/**
 * use this function when you have found the correct order of the art collections
 * You must call answer exactly once; your program will be automatically
 * terminated afterwards.
 */
void answer(std::vector<int>);

/**
 * implement this function
 */
void solve(int N){
    int n = N;
    vector<int> v;
    for(int i = 1; i <= n; ++i) v.pb(i);
    int k = publish(v);
    for(int i = 2; i <= n; ++i){
        for(int j = i - 1; j >= 1; --j) v[j] = v[j - 1];
        v[0] = i;
        int x = publish(v);
        int p = (i - 1 - (k - x))/2;
        v.erase(v.begin());
        v.insert(v.begin() + p, i);
        k = (x + k - (i - 1)) / 2;
    }
    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: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30