結果
| 問題 | No.698 ペアでチームを作ろう |
| ユーザー |
|
| 提出日時 | 2018-09-25 17:05:24 |
| 言語 | C++11 (gcc 15.2.0 + boost 1.89.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 458 bytes |
| 記録 | |
| コンパイル時間 | 869 ms |
| コンパイル使用メモリ | 84,848 KB |
| 実行使用メモリ | 6,400 KB |
| 最終ジャッジ日時 | 2026-04-20 16:28:05 |
| 合計ジャッジ時間 | 3,844 ms |
|
ジャッジサーバーID (参考情報) |
judge3_1 / judge1_0 |
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| ファイルパターン | 結果 |
|---|---|
| sample | WA * 3 |
| other | WA * 12 |
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/string:53,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/locale_classes.h:42,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/ios_base.h:43,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/ios:46,
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 'const _Tp& std::max(const _Tp&, const _Tp&) [with _Tp = int]',
inlined from 'int main()' at main.cpp:22:12:
/home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/stl_algobase.h:263:7: warning: 'ans' may be used uninitialized [-Wmaybe-uninitialized]
263 | if (__a < __b)
| ^~
main.cpp: In function 'int main()':
main.cpp:8:16: note: 'ans' was declared here
8 | int N, ans;
| ^~~
ソースコード
#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
int main(void) {
int N, ans;
cin >> N;
vector<int> v(N);
for(int i=0; i<N; i++) {
cin >> v[i];
}
sort(v.begin(), v.end());
do {
int sum=0;
for(int i=0; i<N/2; i++) {
sum += v[i] ^ v[i+N/2];
}
ans = max(sum, ans);
reverse(v.begin()+ N/2, v.end());
} while(next_permutation(v.begin(), v.end()));
cout << ans << endl;
cout << v[1] << endl;
return 0;
}