Submission #1353504

#	Time	Username	Problem	Language	Result	Execution time	Memory
1353504		isct	Hack (APIO25_hack)	C++20	0 / 100	3 ms	1976 KiB

hack

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

int hack()
{
    vector<long long> q = {1};
    for (int i = 3; i <= 1e5 + 1; i++)
    {
        q.push_back(i);
    }

    long long l = 1;
    long long r = q.size();
    int ans;
    while (l < r)
    {
        long long mid = (l + r) / 2;
        vector<long long> query = vector(q.begin(), q.begin() + mid);
        long long response = collisions(query);
        if (response >= 1)
        {
            r = mid;
            ans = mid;
        }
        else
            l = mid + 1;
    }
    return q[ans] - q[ans - 1];
}

• Subtask 0: 0 / 0
• Subtask 1: 0 / 8
• Subtask 2: 0 / 17
• Subtask 3: 0 / 75