Submission #710878

#	Time	Username	Problem	Language	Result	Execution time	Memory
710878		tanprodium	The Big Prize (IOI17_prize)	C++14	Compilation error	0 ms	0 KiB

prize

#include<bits/stdc++.h>

using namespace std;

const int N = 2e5;

int a[N + 5];
//int n;

/*vector<int> ask(int id) {
    vector<int> ans(2, 0);

    for (int i = 0; i < id; i++)
        if (a[i] < a[id]) ++ans[0];

    for (int i = id + 1; i < n; i++)
        if (a[i] < a[id]) ++ans[1];

    return (ans);
}*/

int find_best(int n) {
    int l = 0, r = n - 1;

    while (l <= r) {
        int mid = (l + r) >> 1;

        vector<int> take = ask(mid);

        if (take[0])
            r = mid - 1;
        else l = mid + 1;
    }

    return (l - 1);
}

/*void solve() {
    int n;
    cin >> n;

    for (int i = 0; i < n; i++)
        cin >> a[i];

    find_best(n);
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);
    solve();
    return 0;
}*/

Compilation message (stderr)

prize.cpp: In function 'int find_best(int)':
prize.cpp:28:28: error: 'ask' was not declared in this scope
   28 |         vector<int> take = ask(mid);
      |                            ^~~