OI-codes/LibreOJ/6/data/std.cpp

#include "interaction.h"

inline int solve(int i) {
    int l = 0, r = 1000000;
    while (l < r) {
        int mid = l + (r - l) / 2;
        if (guess(i, mid) >= 0) r = mid;
        else l = mid + 1;
    }
    return l;
}

int main() {
    int n = get_num();
    std::vector<int> a(n);
    for (int i = 0; i < n; i++) {
        a[i] = solve(i);
    }

    submit(a);
}