Submission #1250438

#	Time	Username	Problem	Language	Result	Execution time	Memory
1250438		discontinuous	Souvenirs (IOI25_souvenirs)	C++20	Compilation error	0 ms	0 KiB

souvenirs

// Author: Anikait Prasar

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
#define pb push_back

pair<vector<int>, ll> transaction(ll M);

void buy_souvenirs(int n, ll p0) {
    if(n==2) {
        transaction(p0-1);
        return;
    }
    else if(n==3) {
        d = transaction(p0-1).first.size();
        c = transaction(p0-1).second;

        if(d==1) {
            transaction(p0-1-c-1);
        } 
        else {
            int sum = p0-1-c;
            if(sum&1) {
                transaction(sum/2);
            }
            else {
                transaction(sum/2 - 1);
            }
        }
    }

    int k = 1;
    for(int i = n-1; i>0; i--) {
        for(int j = 0; j<k; j++) transaction(i);
        k++;
    }
}

Compilation message (stderr)

souvenirs.cpp: In function 'void buy_souvenirs(int, ll)':
souvenirs.cpp:17:9: error: 'd' was not declared in this scope
   17 |         d = transaction(p0-1).first.size();
      |         ^
souvenirs.cpp:18:9: error: 'c' was not declared in this scope
   18 |         c = transaction(p0-1).second;
      |         ^