Submission #1249678

#	Time	Username	Problem	Language	Result	Execution time	Memory
1249678		_abaatar	Souvenirs (IOI25_souvenirs)	C++20	Compilation error	0 ms	0 KiB

souvenirs

#include "souvenirs.h"
#include <utility>
#include <vector>
#include <cassert>
#include <algorithm>
#include <numeric>
#include <iostream>
#include <cstring>
using namespace std;

const int Ma = 5e2+10;
using ll = long long;

void buy_souvenirs(int N, long long P0) {
    // if (N == 2) transaction(P0-1);
    // else {
    //     for (int i = N - 1; i > 0; i--) {
    //         for (int j = i; j > 0; j--) transaction(j);
    //     }
    // }
    ll cur = P0 - 1;

    for (int i = 1; i < N; i++) {
        auto res = transaction(cur);
        if (res.second == 0 && res.firs.size() == 1) {
            for (int j = 0; j < i - 1; j++) transaction(cur);
            cur--;
        }
        else {
            for (int j = 0; j < i - 1; j++) transaction(cur - 1);
            if (res.first.size() > 1) {
                for (int j = 0; j < i; j++) transaction(1);
                return;
            }
            cur -= 2;
        }
    }
}

Compilation message (stderr)

souvenirs.cpp: In function 'void buy_souvenirs(int, long long int)':
souvenirs.cpp:25:36: error: 'struct std::pair<std::vector<int>, long long int>' has no member named 'firs'; did you mean 'first'?
   25 |         if (res.second == 0 && res.firs.size() == 1) {
      |                                    ^~~~
      |                                    first