Submission #548680

#	Time	Username	Problem	Language	Result	Execution time	Memory
548680		cpp219	Intercastellar (JOI22_ho_t1)	C++17	100 / 100	81 ms	10736 KiB

Main

#include<bits/stdc++.h>
#define ll long long
#define ld long double
#define fs first
#define sc second
#define debug(y) cout<<y,exit(0)
using namespace std;
typedef pair<ll,ll> LL;
const ll N = 2e5 + 9;
const ll inf = 1e18 + 7;

ll n,Q,x,a[N],q[N],ans[N];
vector<ll> v;

int main(){
    ios_base::sync_with_stdio(NULL); cin.tie(0); cout.tie(0);
    #define task "test"
    if (fopen(task".inp","r")){
        freopen(task".inp","r",stdin);
        //freopen(task".out","w",stdout);
    }
    cin>>n;
    for (ll i = 1;i <= n;i++) cin>>a[i];
    cin>>Q;
    for (ll i = 1;i <= Q;i++) cin>>q[i];
    ll nth = 0,cur = 1;
    for (ll i = 1;i <= n;i++){
        ll cnt = 1;
        while(a[i]%2 == 0) a[i] /= 2,cnt *= 2;
        nth += cnt;
        while(q[cur] <= nth && cur <= Q) ans[cur] = a[i],cur++;
    }
    //debug(nth);
    for (ll i = 1;i <= Q;i++) cout<<ans[i]<<"\n";
}
/// be confident

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:19:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |         freopen(task".inp","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

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