結果

問題 No.1298 OR XOR
コンテスト
ユーザー kaede2020
提出日時 2020-11-28 07:05:27
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 2 ms / 2,000 ms
コード長 484 bytes
コンパイル時間 1,459 ms
コンパイル使用メモリ 167,076 KB
実行使用メモリ 6,944 KB
最終ジャッジ日時 2024-09-12 22:04:11
合計ジャッジ時間 2,254 ms
ジャッジサーバーID
（参考情報） 		judge5 / judge2
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 1
other AC * 13
権限があれば一括ダウンロードができます
コンパイルメッセージ
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/istream:39,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/sstream:38,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/complex:45,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ccomplex:39,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/x86_64-pc-linux-gnu/bits/stdc++.h:54,
                 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:26:9:
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ostream:202:25: warning: 'a' may be used uninitialized [-Wmaybe-uninitialized]
  202 |       { return _M_insert(__n); }
      |                ~~~~~~~~~^~~~~
main.cpp: In function 'int main()':
main.cpp:10:6: note: 'a' was declared here
   10 |   ll a,b,c=n;
      |      ^

ソースコード

diff # 

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define rep(i, n) for (ll i = 0; i < (ll)(n); i++)

int main()
{
  ll n;
  cin>>n;
  ll a,b,c=n;
  rep(i,31){
    if(n&(1<<i)){
      a=(1LL<<i);
      break;
    }
  }
  b=n-a;
  if(__builtin_popcount(n)==1){
    cout<<"-1 -1 -1"<<endl;
    return 0;
  }
  ll ans=a^b^c;
  ll ans2=a|b;
  ll ans3=b|c;
  ll ans4=c|a;
  cout<<a<<" "<<b<<" "<<c<<endl;
  //cout<<ans<<" "<<ans2<<" "<<ans3<<" "<<ans4<<endl;
  return 0;
}
0