Submission #1269283

#	Time	Username	Problem	Language	Result	Execution time	Memory
1269283		sula2	Souvenirs (IOI25_souvenirs)	C++20	21 / 100	12 ms	408 KiB

souvenirs

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

void buy_souvenirs(int N, long long P0) {
    long long P[N] = {}, Q[N] = {};
    P[0] = P0;
    for (int i = 1; i < N; i++) {
        auto [a,b] = transaction(P[i-1] - 1);
        P[i] = P[i-1] - 1 - b - (a.size() > 1);
        for (int j : a) Q[j]++;
    }
    for (int i = 1; i < N; i++)
        while (Q[i] < i)
            transaction(P[i]), Q[i]++;
}

• Subtask 0: 0 / 0
• Subtask 1: 4 / 4
• Subtask 2: 3 / 3
• Subtask 3: 14 / 14
• Subtask 4: 0 / 18
• Subtask 5: 0 / 28
• Subtask 6: 0 / 33