結果
| 問題 | No.2221 Set X |
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2023-02-17 23:39:30 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.89.0) |
| 結果 |
AC
|
| 実行時間 | 177 ms / 2,000 ms |
| コード長 | 481 bytes |
| 記録 | |
| コンパイル時間 | 2,064 ms |
| コンパイル使用メモリ | 195,632 KB |
| 最終ジャッジ日時 | 2025-02-10 18:21:35 |
|
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 40 |
コンパイルメッセージ
In file included from /usr/include/c++/13/istream:41,
from /usr/include/c++/13/sstream:40,
from /usr/include/c++/13/complex:45,
from /usr/include/c++/13/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:127,
from main.cpp:1:
In member function ‘std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char; _Traits = std::char_traits<char>]’,
inlined from ‘int main()’ at main.cpp:20:11:
/usr/include/c++/13/ostream:204:25: warning: ‘x’ may be used uninitialized [-Wmaybe-uninitialized]
204 | { return _M_insert(__n); }
| ~~~~~~~~~^~~~~
main.cpp: In function ‘int main()’:
main.cpp:5:17: note: ‘x’ was declared here
5 | ll N,an=1e9,x;
| ^
ソースコード
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int main() {
ll N,an=1e9,x;
cin>>N;
vector<ll> A(N);
for(ll &a:A)cin>>a;
for(ll i=1;i<=2*N;i++){
ll res=0,L=0;
while(1){
auto p=lower_bound(A.begin(),A.end(),L*i);
if(p==A.end())break;
res++;
L=(*p/i)+1;
if(res*(i+1)>=an)break;
}
if(an>res*(i+1))an=res*(i+1),x=i;
}
cout<<x<<endl<<an<<endl;
}