Submission #795709

#	Time	Username	Problem	Language	Result	Execution time	Memory
795709		1bin	Intercastellar (JOI22_ho_t1)	C++14	100 / 100	57 ms	9208 KiB

Main

#include <bits/stdc++.h>

using namespace std;

#define all(v) v.begin(), v.end()
typedef long long ll;
const int NMAX = 2e5 + 5;
ll n, a[NMAX], q, x, cnt[NMAX], i, b;

int main(void){
    ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    cin >> n;
    for(int i = 0; i < n; i++) cin >> a[i];
    for(int i = 0; i < n; i++){
        cnt[i] = 1;
        while(a[i] % 2 == 0) a[i] /= 2, cnt[i] <<= 1;
    }
    
    cin >> q;
    while(q--){
        cin >> x; x--;
        ll t = x - b;
        while(t){
            if(cnt[i] <= t) t -= cnt[i++];
            else {
                cnt[i] -= t;
                break;
            }
        }
        cout << a[i] << '\n';
        b = x;
    }
    return 0;
}

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