結果
問題 | No.105 arcの六角ボルト |
ユーザー | k |
提出日時 | 2020-09-28 03:47:35 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 41 ms / 5,000 ms |
コード長 | 533 bytes |
コンパイル時間 | 2,090 ms |
コンパイル使用メモリ | 201,268 KB |
実行使用メモリ | 6,816 KB |
最終ジャッジ日時 | 2024-06-30 23:55:18 |
合計ジャッジ時間 | 2,675 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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<<(double) [with _CharT = char; _Traits = std::char_traits<char>]', inlined from 'int main()' at main.cpp:26:42: /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ostream:221:25: warning: 'ret' may be used uninitialized [-Wmaybe-uninitialized] 221 | { return _M_insert(__f); } | ~~~~~~~~~^~~~~ main.cpp: In function 'int main()': main.cpp:17:12: note: 'ret' was declared here 17 | double ret; | ^~~
ソースコード
#include <bits/stdc++.h> using namespace std; #define REP(i,n) for(int i=0; i<(int)(n); i++) const double PI = acos(-1); const double EPS = 1e-3; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int T; cin >> T; while (T--) { double ret; REP (i, 6) { double x, y; cin >> x >> y; double theta = atan2(y, x); double tmp = 180 * theta / PI; if (0-EPS <= tmp && tmp <= 50+EPS) ret = tmp; } cout << fixed << setprecision(12) << ret << endl; } return 0; }