結果

問題 No.1251 絶対に間違ってはいけない最小化問題
コンテスト
ユーザー Kanten4205
提出日時 2020-09-03 07:53:43
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
WA  
実行時間 -
コード長 671 bytes
コンパイル時間 1,769 ms
コンパイル使用メモリ 173,000 KB
実行使用メモリ 8,064 KB
最終ジャッジ日時 2024-07-20 06:23:42
合計ジャッジ時間 14,200 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge3
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 * 3
other AC * 2 WA * 40
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:32:10:
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ostream:202:25: warning: 'X' may be used uninitialized [-Wmaybe-uninitialized]
  202 |       { return _M_insert(__n); }
      |                ~~~~~~~~~^~~~~
main.cpp: In function 'int main()':
main.cpp:19:19: note: 'X' was declared here
   19 |         long long X;
      |                   ^

ソースコード

diff # 

#include <bits/stdc++.h>
using namespace std;

int main(){
	long long N; cin >> N;
	vector<long long>A(N), B(N);
	for (long long i = 0; i < N; i++) {
		cin >> A.at(i);
	}
	long long sum = 0;
	for (long long i = 0; i < N; i++) {
		cin >> B.at(i);
		sum += B.at(i);
	}
	vector<long long>C = A;
	sort(C.begin(), C.end());
	long long Mid = (sum + 1) / 2;
	long long count = 0;
	long long X;
	bool check = false;
	for (long long i = 0; i < N; i++) {
		count += B.at(i);
		if (count >= Mid && !check) {
			X = A.at(i);
			check = true;
		}
	}
	long long ans = 0;
	for (long long i = 0; i < N; i++) {
		ans += B.at(i) * abs(X - A.at(i));
	}
	cout << X << ' ' << ans << endl;
}
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