Submission #1367927

#	Time	Username	Problem	Language	Result	Execution time	Memory
1367927		jackhui100101	Hack (APIO25_hack)	C++20	25 / 100	50 ms	428 KiB

hack

#include "hack.h"
#include <bits/stdc++.h>
using namespace std;
int hack(){
    int N = 1e6;
    for (int i = N; i >= 2; i -= 2){
        int r = collisions({1, i, i + 1});
        if (r){
            int r2 = collisions({1, i});
            if (r2) i--;
            for (int j = 2; j <= i; j++){
                if (i % j == 0){
                    int r3 = collisions({1, j + 1});
                    if (r3) return j;
                }
            }
        }
    }
}

Compilation message (stderr)

hack.cpp: In function 'int hack()':
hack.cpp:19:1: warning: control reaches end of non-void function [-Wreturn-type]
   19 | }
      | ^

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