Submission #1086391

#	Time	Username	Problem	Language	Result	Execution time	Memory
1086391		vjudge1	Art Collections (BOI22_art)	C++17	Compilation error	0 ms	0 KiB

art

#include"art.h"
using namespace std;

void solve(int n) {
    vector<int> order(n), order2;
    for (int i = 0; i < n; ++i) order[i] = i+1;
    int curr = publish(order);
    for (int sz = 1; sz < n; ++sz) {
        int j = n-1-sz;
        order2 = order;
        for (int k = j+1; k < n; ++k) order2[i] -= 1;
        order2[j] = n;
        int qq = publish(order2);
        int delta = curr - qq;
        int correct_pos = n - delta;
        int gt = 0;
        for (int k = j+1; k < n; ++k) {
            if (order[k] >= correct_pos) ++gt, order[k] -= 1;
        }
        order[j] = correct_pos;
        curr -= gt;
    }
    answer(order);
}

Compilation message (stderr)

art.cpp: In function 'void solve(int)':
art.cpp:11:46: error: 'i' was not declared in this scope
   11 |         for (int k = j+1; k < n; ++k) order2[i] -= 1;
      |                                              ^
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) {
      |        ~~~~~~~~~^~~~