Submission #1260469

#	Time	Username	Problem	Language	Result	Execution time	Memory
1260469		JvThunder	Souvenirs (IOI25_souvenirs)	C++20	Compilation error	0 ms	0 KiB

souvenirs

#include "souvenirs.h"
#include <utility>
#include <vector>
using namespace std;

void buy_souvenirs(int N, long long P0) {
  ll prv = P0;
  int ones_time = 0;
  pair<vector<int>, long long> res;
  for(int i = 1; i < N; i++) {
    res = transaction(prv-1);
    long long curr;
    if(res.first.size() == 2) {
      ones_time++;
      curr = prv-2;
    } else {
      curr = prv-1;
    }
    for(int j = 0; j < i-1; j++) res = transaction(curr);
    prv = curr;
  }
  
  for(int i = 0; i < N-ones_time; i++) res = transaction(prv);
}

Compilation message (stderr)

souvenirs.cpp: In function 'void buy_souvenirs(int, long long int)':
souvenirs.cpp:7:3: error: 'll' was not declared in this scope
    7 |   ll prv = P0;
      |   ^~
souvenirs.cpp:11:23: error: 'prv' was not declared in this scope
   11 |     res = transaction(prv-1);
      |                       ^~~
souvenirs.cpp:23:58: error: 'prv' was not declared in this scope
   23 |   for(int i = 0; i < N-ones_time; i++) res = transaction(prv);
      |                                                          ^~~