제출 #918886

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
918886		Moonn	Easter Eggs (info1cup17_eastereggs)	C++17	0 / 100	1 ms	456 KiB

eastereggs

#include <vector>
using namespace std;

int query(vector<int> islands);

int findEgg(int N, vector<pair<int, int>> bridges) {
    // Binary search-like approach
    int left = 1, right = N;
    
    while (left < right) {
        int mid = (left + right) / 2;
        vector<int> queryIslands;
        for (int i = 1; i <= mid; ++i)
            queryIslands.push_back(i);
        
        if (query(queryIslands)) // If egg found in left half
            right = mid;
        else // If egg found in right half
            left = mid + 1;
    }
    
    // At this point, left == right and represents the island where the egg is hidden
    return left;
}

• Subtask 1: 0 / 40
• Subtask 2: 0 / 40
• Subtask 3: 0 / 20