Submission #1017281

#	Time	Username	Problem	Language	Result	Execution time	Memory
1017281		overwatch9	The Big Prize (IOI17_prize)	C++17	0 / 100	0 ms	344 KiB

prize

#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
// int N;
// vector <int> nums;
// vector <int> ask(int i) {
//     vector <int> ans(2, 0);
//     for (int j = 0; j < i; j++) {
//         if (nums[j] > nums[i])
//             ans[0]++;
//     }
//     for (int j = i+1; j < N; j++) {
//         if (nums[j] > nums[i])
//             ans[1]++;
//     }
//     return ans;
// }
int find_best(int n) {
	int lo = 0, hi = n-1;
    cout << n << '\n';
    while (lo <= hi) {
        int mid = (lo + hi) / 2;
        auto res = ask(mid);
        // cout << "GUESS: " << mid << '\n';
        // cout << "RESULT: " << res[0] << ' ' << res[1] << '\n';
        if (res[0] + res[1] == 0)
            return mid;
        if (res[0] > res[1])
            hi = mid-1;
        else
            lo = mid+1;
    }
    return lo;
}

// int main() {
//     cin >> N;
//     nums.resize(N+1);
//     for (int i = 0; i < N; i++)
//         cin >> nums[i];
//     find_best(N);
// }

• Subtask 1: 0 / 20
• Subtask 2: 0 / 80