제출 #1260341

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1260341		robijoy	선물 (IOI25_souvenirs)	C++20	컴파일 에러	0 ms	0 KiB

souvenirs

/*
 *   Starting with the name of almighty ALLAH
 */
// #include "souvenirs.h"
#include <bits/stdc++.h>

using namespace std;

#define int long long 

void buy_souvenirs(int N, long long P0) {
    vector<int> left(N);
    for (int i = 0; i < N; ++i) left[i] = i;
    int LowerPN = max(1LL,P0 - (2*N)); // the least limit of the last sou..
    int PN = -1;
    for (int i = LowerPN; i < P0; ++i)
    {
         pair<vector<int>, long long> res = transaction(i);
         if(res.first.size() == 1) {
            PN = i;
            left[PN] --;
            break;
         }
    }

    // we got P0 and the last price too.

    for (int i = PN+1; i < P0; ++i)
    {
        pair<vector<int>, long long> res = transaction(i);
        vector<int> robi = res.first;
        for(auto it:robi) left[it]--;
    }

    for (int i = 0; i < N; ++i)
    {
        int cur = i;
        for(int j = 0; j < left[i]; j++) {
              transaction(cur);
        }
    }

}

컴파일 시 표준 에러 (stderr) 메시지

souvenirs.cpp: In function 'void buy_souvenirs(long long int, long long int)':
souvenirs.cpp:18:45: error: 'transaction' was not declared in this scope
   18 |          pair<vector<int>, long long> res = transaction(i);
      |                                             ^~~~~~~~~~~
souvenirs.cpp:30:44: error: 'transaction' was not declared in this scope
   30 |         pair<vector<int>, long long> res = transaction(i);
      |                                            ^~~~~~~~~~~
souvenirs.cpp:39:15: error: 'transaction' was not declared in this scope
   39 |               transaction(cur);
      |               ^~~~~~~~~~~