結果
| 問題 | No.184 たのしい排他的論理和(HARD) |
| コンテスト | |
| ユーザー |
h_noson
|
| 提出日時 | 2016-03-15 19:54:46 |
| 言語 | C++11 (gcc 15.2.0 + boost 1.89.0) |
| 結果 |
AC
|
| 実行時間 | 73 ms / 5,000 ms |
| コード長 | 921 bytes |
| 記録 | |
| コンパイル時間 | 420 ms |
| コンパイル使用メモリ | 84,704 KB |
| 実行使用メモリ | 6,144 KB |
| 最終ジャッジ日時 | 2026-03-25 19:51:13 |
| 合計ジャッジ時間 | 2,988 ms |
|
ジャッジサーバーID (参考情報) |
judge1_0 / judge2_0 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 34 |
コンパイルメッセージ
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/exception_ptr.h:41,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/exception:168,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/ios:43,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/ostream.h:43,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/ostream:42,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/iostream:43,
from main.cpp:1:
In function 'std::_Require<std::__not_<std::__is_tuple_like<_Tp> >, std::is_move_constructible<_Tp>, std::is_move_assignable<_Tp> > std::swap(_Tp&, _Tp&) [with _Tp = bitset<100000>]',
inlined from 'int main()' at main.cpp:34:13:
/home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/move.h:237:7: warning: 'index' may be used uninitialized [-Wmaybe-uninitialized]
237 | __b = _GLIBCXX_MOVE(__tmp);
| ^~~
main.cpp: In function 'int main()':
main.cpp:26:13: note: 'index' was declared here
26 | int index;
| ^~~~~
ソースコード
#include <iostream>
#include <vector>
#include <algorithm>
#include <bitset>
using namespace std;
#define RREP(i,s,e) for (i = s; i >= e; i--)
#define rrep(i,n) RREP(i,n,0)
#define REP(i,s,e) for (i = s; i < e; i++)
#define rep(i,n) REP(i,0,n)
#define INF 1e8
typedef long long ll;
int main() {
int i, j, k, n;
bitset<100000> bs[61] {};
cin >> n;
rep (i,n) {
ll a;
cin >> a;
rep (j,61) bs[j][i] = a&(1LL<<j);
}
rep (i,61) {
int mn = 100000;
int index;
REP (j,i,61) {
for (k = 0; k < 100000 && !bs[j][k]; k++);
if (k < mn) {
mn = k;
index = j;
}
}
swap(bs[i],bs[index]);
if (mn == 100000)
break;
REP (j,i+1,61) {
if (bs[j][mn])
bs[j] ^= bs[i];
}
}
cout << (1LL << i) << endl;
return 0;
}
h_noson