Submission #1250756

#	Time	Username	Problem	Language	Result	Execution time	Memory
1250756		alex0152	Souvenirs (IOI25_souvenirs)	C++20	Compilation error	0 ms	0 KiB

souvenirs

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

extern pair<vector<int>, long long> transaction(long long M)

void buy_souvenirs(int N, long long P0)
{
    long long x;
    if(n==2)
    {
        pair<vector<int>, long long> p;
        p=transaction(P0-1);
        return;
    }
    if(n==3)
    {
        pair<vector<int>, long long> p;
        p=transaction(P0-1);
        if(p.first.size()==1)
        {
            x=p.second;
            p=transaction(P0-2-x);
            p=transaction(P0-2-x);
            return;
        }
        x=P0-p.second-1;
        p=transaction(x/2);
        return ;
    }
}

Compilation message (stderr)

souvenirs.cpp:6:1: error: expected initializer before 'void'
    6 | void buy_souvenirs(int N, long long P0)
      | ^~~~