Submission #1307591

#	Time	Username	Problem	Language	Result	Execution time	Memory
1307591		discontinuous	Intercastellar (JOI22_ho_t1)	C++20	100 / 100	116 ms	21096 KiB

Main

#include <bits/stdc++.h>
using namespace std;

#define pb push_back
#define int long long

const int MOD = 1e9 + 7;
const int INF = 1e15;
const int N = 1e6;

int n, m, k, a, b, c, d, h, l, r, q, u, v, x, y;

void solve() {
    cin >> n;
    vector<int> arr(n);
    vector<int> brr(n);
    vector<int> crr(n);

    for(int i = 0; i<n; i++) {
        cin >> arr[i];
        x = 0; 

        for(int j = 0; j<31; j++) {
            if(arr[i]&(1<<j)) break;
            x++;
        }

        // cout << x << " ";
        //we must divide by 2, x times
        brr[i] = (1<<x);
        crr[i] = arr[i]/brr[i];
    }

    // cout << "\n";
    map<int, int> mpp;

    vector<int> pref(n);
    pref[0] = brr[0];
    mpp[pref[0]] = 0;

    for(int i = 1; i<n; i++) {
        pref[i] = pref[i-1] + brr[i];
        mpp[pref[i]] = i;
    }

    // for(auto j : brr) cout << j << " ";
    // cout << "\n";

    cin >> q;
    while(q--) {
        cin >> a;
        // cout << a << " ";
        auto it = lower_bound(pref.begin(), pref.end(), a);
        // cout << *it << " ";
        cout << crr[mpp[*it]] << "\n";
    }    
}

int32_t main() {
    ios::sync_with_stdio(false);
    cout.tie(0); cin.tie(0);

    int tc = 1;
    // cin >> tc;

    while(tc--) {
        solve();
        cout << "\n";
    }

    return 0;
}

• Subtask 1: 25 / 25
• Subtask 2: 35 / 35
• Subtask 3: 40 / 40