Submission #1207063

#	Time	Username	Problem	Language	Result	Execution time	Memory
1207063		bane	Hack (APIO25_hack)	C++20	0 / 100	28 ms	4256 KiB

hack

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

bool check(int mid){
    vector<long long>X(mid + 1);
    iota(X.begin(), X.end(), 1);
    return collisions(X) >= 1;
}

int hack(){
	
    int L = 2, R = 500'000;

    while(L<=R){
        int mid = (L+R) / 2;
        if (R == L)return L;
        if (check(mid)){
            R = mid - 1;
        }else{
            L = mid + 1;
        }
    }
    return R + 1;
}

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