Submission #1304231

#	Time	Username	Problem	Language	Result	Execution time	Memory
1304231		exoworldgd	Island Hopping (JOI24_island)	C++20	100 / 100	3 ms	412 KiB

island

#pragma GCC optimize("O5,unroll-loops,inline,fast-math")
#pragma GCC target("avx2,bmi,bmi2,popcnt,lzcnt")
#include <bits/stdc++.h>
#define exoworldgd cin.tie(0)->sync_with_stdio(0), cout.tie(0)
#define ll long long
#include "island.h"
using namespace std;
void solve(int N, int L) {
	int vis[305]={}; vis[1]=1;
	for (int i=1,x; i<N; i++) {
		x=query(1,i);
		if (vis[x]) continue;
		vis[x]=1;
		for (int j=1,y; j<N; j++) {
			y=query(x,j), answer(x,y);
			if (vis[y]) break;
			vis[y]=1;
		}
	}
}

• Subtask 1: 2 / 2
• Subtask 2: 4 / 4
• Subtask 3: 7 / 7
• Subtask 4: 9 / 9
• Subtask 5: 13 / 13
• Subtask 6: 15 / 15
• Subtask 7: 22 / 22
• Subtask 8: 28 / 28