제출 #1173381

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1173381		sasde	Intercastellar (JOI22_ho_t1)	C++20	100 / 100	49 ms	4680 KiB

Main

#include<bits/stdc++.h>
#define task "strdel"
// #define int long long
#define ii pair<int,int>
#define iii pair<int,ii>
#define iv pair<ii,ii>
#define se second
#define fi first
#define ffi fi.fi
#define sfi se.fi
#define sse se.se
#define fse fi.se
#define lt(i, c, d) for(int i = c; i <= d; ++i)
#define fl(i, c, d) for(int i = d; i >= c; --i)
#define pb push_back
#define emb emplace_back
#define emf emplace_front
#define em emplace
using namespace std;
const int N=1e6+5,lg=20,mod=1e9+7;
mt19937 rd(chrono::steady_clock::now().time_since_epoch().count());
int Rand(int u,int v){
 return u+rd()%(v-u+1);
}
int n,q,a[N];
long long s[N];
void solve(){
  cin >> n ;
  for(int i=1;i<=n;++i){
    cin >> a[i];
    int res=0;
    while(!(a[i]&1)){
      a[i]>>=1;
      res++;
    }
    s[i]=s[i-1]+pow(2,res);
    // cout <<s[i]<<" ";
  }
    cin >> q;
    while(q--){
      long long x;
      cin >> x;
      int i=lower_bound(s+1,s+1+n,x)-s;
      cout <<a[i]<<'\n';
    }
  
}
main()
{
  srand(time(0));
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    if(fopen(task".inp","r")){
      freopen(task".inp","r",stdin);
      freopen(task".out","w",stdout);
    }
    int t=1;
 //   cin >> t;
while(t--){
    solve();
    cout<<'\n';
}

}

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp:48:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   48 | main()
      | ^~~~
Main.cpp: In function 'int main()':
Main.cpp:55:14: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   55 |       freopen(task".inp","r",stdin);
      |       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
Main.cpp:56:14: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   56 |       freopen(task".out","w",stdout);
      |       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

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